diff --git a/buildres/csl/csl-styles/apa-6th-edition-no-ampersand.csl b/buildres/csl/csl-styles/apa-6th-edition-no-ampersand.csl
index ff55b46b98d..70e5db1f6ab 100644
--- a/buildres/csl/csl-styles/apa-6th-edition-no-ampersand.csl
+++ b/buildres/csl/csl-styles/apa-6th-edition-no-ampersand.csl
@@ -897,7 +897,7 @@
   </macro>
   <macro name="event">
     <choose>
-      <if variable="event">
+      <if variable="event event-title" match="any">
         <!-- To prevent Zotero from printing event-place due to its double-mapping of all 'place' to
              both publisher-place and event-place. Remove this 'choose' when that is changed. -->
         <choose>
diff --git a/buildres/csl/csl-styles/apa-6th-edition.csl b/buildres/csl/csl-styles/apa-6th-edition.csl
index 851a3096ab0..82ad9ae3084 100644
--- a/buildres/csl/csl-styles/apa-6th-edition.csl
+++ b/buildres/csl/csl-styles/apa-6th-edition.csl
@@ -896,7 +896,7 @@
   </macro>
   <macro name="event">
     <choose>
-      <if variable="event">
+      <if variable="event event-title" match="any">
         <!-- To prevent Zotero from printing event-place due to its double-mapping of all 'place' to
              both publisher-place and event-place. Remove this 'choose' when that is changed. -->
         <choose>
diff --git a/buildres/csl/csl-styles/apa-annotated-bibliography.csl b/buildres/csl/csl-styles/apa-annotated-bibliography.csl
index 0636d93db58..055541d0d4f 100644
--- a/buildres/csl/csl-styles/apa-annotated-bibliography.csl
+++ b/buildres/csl/csl-styles/apa-annotated-bibliography.csl
@@ -1552,7 +1552,7 @@
   </macro>
   <macro name="event">
     <choose>
-      <if variable="event">
+      <if variable="event event-title" match="any">
         <!-- To prevent Zotero from printing event-place due to its double-mapping of all 'place' to
              both publisher-place and event-place. Remove this 'choose' when that is changed. -->
         <choose>
diff --git a/buildres/csl/csl-styles/apa-cv.csl b/buildres/csl/csl-styles/apa-cv.csl
index 228ad3ee882..44888982952 100644
--- a/buildres/csl/csl-styles/apa-cv.csl
+++ b/buildres/csl/csl-styles/apa-cv.csl
@@ -1299,7 +1299,7 @@
   </macro>
   <macro name="event">
     <choose>
-      <if variable="event">
+      <if variable="event event-title" match="any">
         <!-- To prevent Zotero from printing event-place due to its double-mapping of all 'place' to
              both publisher-place and event-place. Remove this 'choose' when that is changed. -->
         <choose>
diff --git a/buildres/csl/csl-styles/apa-no-ampersand.csl b/buildres/csl/csl-styles/apa-no-ampersand.csl
index 5759e34ec4a..bf9f189455b 100644
--- a/buildres/csl/csl-styles/apa-no-ampersand.csl
+++ b/buildres/csl/csl-styles/apa-no-ampersand.csl
@@ -1552,7 +1552,7 @@
   </macro>
   <macro name="event">
     <choose>
-      <if variable="event">
+      <if variable="event event-title" match="any">
         <!-- To prevent Zotero from printing event-place due to its double-mapping of all 'place' to
              both publisher-place and event-place. Remove this 'choose' when that is changed. -->
         <choose>
diff --git a/buildres/csl/csl-styles/apa-no-doi-no-issue.csl b/buildres/csl/csl-styles/apa-no-doi-no-issue.csl
index c72c8bdf126..5c314996729 100644
--- a/buildres/csl/csl-styles/apa-no-doi-no-issue.csl
+++ b/buildres/csl/csl-styles/apa-no-doi-no-issue.csl
@@ -903,7 +903,7 @@
   </macro>
   <macro name="event">
     <choose>
-      <if variable="event">
+      <if variable="event event-title" match="any">
         <!-- To prevent Zotero from printing event-place due to its double-mapping of all 'place' to
              both publisher-place and event-place. Remove this 'choose' when that is changed. -->
         <choose>
diff --git a/buildres/csl/csl-styles/apa-no-initials.csl b/buildres/csl/csl-styles/apa-no-initials.csl
index 4695cd9b6fb..910de1713e0 100644
--- a/buildres/csl/csl-styles/apa-no-initials.csl
+++ b/buildres/csl/csl-styles/apa-no-initials.csl
@@ -1552,7 +1552,7 @@
   </macro>
   <macro name="event">
     <choose>
-      <if variable="event">
+      <if variable="event event-title" match="any">
         <!-- To prevent Zotero from printing event-place due to its double-mapping of all 'place' to
              both publisher-place and event-place. Remove this 'choose' when that is changed. -->
         <choose>
diff --git a/buildres/csl/csl-styles/apa-numeric-superscript-brackets.csl b/buildres/csl/csl-styles/apa-numeric-superscript-brackets.csl
index ba3dadf6d20..6f26b02e4c8 100644
--- a/buildres/csl/csl-styles/apa-numeric-superscript-brackets.csl
+++ b/buildres/csl/csl-styles/apa-numeric-superscript-brackets.csl
@@ -1355,7 +1355,7 @@
   </macro>
   <macro name="event">
     <choose>
-      <if variable="event">
+      <if variable="event event-title" match="any">
         <!-- To prevent Zotero from printing event-place due to its double-mapping of all 'place' to
              both publisher-place and event-place. Remove this 'choose' when that is changed. -->
         <choose>
diff --git a/buildres/csl/csl-styles/apa-numeric-superscript.csl b/buildres/csl/csl-styles/apa-numeric-superscript.csl
index 1ed0ae88b7c..641bb4f02c4 100644
--- a/buildres/csl/csl-styles/apa-numeric-superscript.csl
+++ b/buildres/csl/csl-styles/apa-numeric-superscript.csl
@@ -1355,7 +1355,7 @@
   </macro>
   <macro name="event">
     <choose>
-      <if variable="event">
+      <if variable="event event-title" match="any">
         <!-- To prevent Zotero from printing event-place due to its double-mapping of all 'place' to
              both publisher-place and event-place. Remove this 'choose' when that is changed. -->
         <choose>
diff --git a/buildres/csl/csl-styles/apa-old-doi-prefix.csl b/buildres/csl/csl-styles/apa-old-doi-prefix.csl
index cdfaa73a451..2ede590912d 100644
--- a/buildres/csl/csl-styles/apa-old-doi-prefix.csl
+++ b/buildres/csl/csl-styles/apa-old-doi-prefix.csl
@@ -897,7 +897,7 @@
   </macro>
   <macro name="event">
     <choose>
-      <if variable="event">
+      <if variable="event event-title" match="any">
         <!-- To prevent Zotero from printing event-place due to its double-mapping of all 'place' to
              both publisher-place and event-place. Remove this 'choose' when that is changed. -->
         <choose>
diff --git a/buildres/csl/csl-styles/apa-single-spaced.csl b/buildres/csl/csl-styles/apa-single-spaced.csl
index ff224f6a405..ad7890fa539 100644
--- a/buildres/csl/csl-styles/apa-single-spaced.csl
+++ b/buildres/csl/csl-styles/apa-single-spaced.csl
@@ -1552,7 +1552,7 @@
   </macro>
   <macro name="event">
     <choose>
-      <if variable="event">
+      <if variable="event event-title" match="any">
         <!-- To prevent Zotero from printing event-place due to its double-mapping of all 'place' to
              both publisher-place and event-place. Remove this 'choose' when that is changed. -->
         <choose>
diff --git a/buildres/csl/csl-styles/apa-with-abstract.csl b/buildres/csl/csl-styles/apa-with-abstract.csl
index 25d185866bf..694b609f754 100644
--- a/buildres/csl/csl-styles/apa-with-abstract.csl
+++ b/buildres/csl/csl-styles/apa-with-abstract.csl
@@ -1552,7 +1552,7 @@
   </macro>
   <macro name="event">
     <choose>
-      <if variable="event">
+      <if variable="event event-title" match="any">
         <!-- To prevent Zotero from printing event-place due to its double-mapping of all 'place' to
              both publisher-place and event-place. Remove this 'choose' when that is changed. -->
         <choose>
diff --git a/buildres/csl/csl-styles/apa.csl b/buildres/csl/csl-styles/apa.csl
index 0fd6bd71a5e..4d965a02d24 100644
--- a/buildres/csl/csl-styles/apa.csl
+++ b/buildres/csl/csl-styles/apa.csl
@@ -1553,7 +1553,7 @@
   </macro>
   <macro name="event">
     <choose>
-      <if variable="event">
+      <if variable="event event-title" match="any">
         <!-- To prevent Zotero from printing event-place due to its double-mapping of all 'place' to
              both publisher-place and event-place. Remove this 'choose' when that is changed. -->
         <choose>
diff --git a/buildres/csl/csl-styles/organization-studies.csl b/buildres/csl/csl-styles/organization-studies.csl
index fe8e18bab0f..912345484b3 100644
--- a/buildres/csl/csl-styles/organization-studies.csl
+++ b/buildres/csl/csl-styles/organization-studies.csl
@@ -1173,7 +1173,11 @@
   <macro name="access">
     <choose>
       <if variable="DOI" match="any">
-        <text variable="DOI" prefix="https://doi.org/"/>
+        <choose>
+          <if match="none" variable="volume page">
+            <text variable="DOI" prefix="https://doi.org/"/>
+          </if>
+        </choose>
       </if>
       <else-if variable="URL">
         <group delimiter=" ">