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LSSTDESC · Jul 23, 2024 · 0769c82 · 0769c82
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diff --git a/doc/4Catalogs.html b/doc/4Catalogs.html
@@ -7554,7 +7554,7 @@
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-<h1 id="4-Catalog-based-power-spectra-">4 Catalog-based power spectra <a class="anchor" id="S4"></a><a class="anchor-link" href="#4-Catalog-based-power-spectra-">¶</a></h1><p>This tutorial presents the infrastructure built in NaMaster for the calculation of power spectra of fields defined at (or from) the positions of a discrete set of sources. The methodology is described in detail in W24.</p>
+<h1 id="4-Catalog-based-power-spectra-">4 Catalog-based power spectra <a class="anchor" id="S4"></a><a class="anchor-link" href="#4-Catalog-based-power-spectra-">¶</a></h1><p>This tutorial presents the infrastructure built in NaMaster for the calculation of power spectra of fields defined at (or from) the positions of a discrete set of sources. The methodology is described in detail in W24. This builds on the work of <a href="https://arxiv.org/abs/2312.12285">Baleato &amp; White 2024</a>.</p>
 <p>The code below demonstrates the use of this methodology for a realistic galaxy catalog, in the context of spin-0 and spin-2 fields (similar to the case of cosmic shear catalogs), and in the context of galaxy clustering, where the overdensity of sources themselves is the field of interest.</p>
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diff --git a/doc/4Catalogs.ipynb b/doc/4Catalogs.ipynb
@@ -35,7 +35,7 @@
    "metadata": {},
    "source": [
     "# 4 Catalog-based power spectra <a class=\"anchor\" id=\"S4\"></a>\n",
-    "This tutorial presents the infrastructure built in NaMaster for the calculation of power spectra of fields defined at (or from) the positions of a discrete set of sources. The methodology is described in detail in W24.\n",
+    "This tutorial presents the infrastructure built in NaMaster for the calculation of power spectra of fields defined at (or from) the positions of a discrete set of sources. The methodology is described in detail in W24. This builds on the work of [Baleato & White 2024](https://arxiv.org/abs/2312.12285).\n",
     "\n",
     "The code below demonstrates the use of this methodology for a realistic galaxy catalog, in the context of spin-0 and spin-2 fields (similar to the case of cosmic shear catalogs), and in the context of galaxy clustering, where the overdensity of sources themselves is the field of interest."
    ]

diff --git a/pymaster/field.py b/pymaster/field.py
@@ -704,7 +704,9 @@ class NmtFieldCatalog(NmtField):
     describing a field sampled at the discrete positions of
     a given catalog of sources. If you want to estimate clustering power
     spectra directly from catalogs, use :obj:`NmtFieldCatalogClustering`
-    instead.
+    instead. The mathematical background for these fields was laid out
+    in `Baleato & White 2024 <https://arxiv.org/abs/2312.12285>`_ , and
+    expanded in Wolz et al. 2024.
 
     Args:
         positions (`array`): Source positions, provided as a list or array