test adding references in docs

shapiq/plot/upset.py

@@ -21,7 +21,7 @@ def upset_plot(
 
     UpSet plots are used to visualize the interactions between features. The plot consists of two
     parts: the upper part shows the interaction values as bars, and the lower part shows the
-    interactions as a matrix. Originally, the UpSet plot was introduced by Lex et al. [1]. For a
+    interactions as a matrix. Originally, the UpSet plot was introduced by Lex et al. [1]_. For a
     more detailed explanation, see the references or the original
     [documentation](https://upset.app/).
 
@@ -48,7 +48,10 @@ def upset_plot(
         the figure and the axis of the plot.
 
     References:
-        - [1] Alexander Lex, Nils Gehlenborg, Hendrik Strobelt, Romain Vuillemot, Hanspeter Pfister. UpSet: Visualization of Intersecting Sets IEEE Transactions on Visualization and Computer Graphics (InfoVis), 20(12): 1983--1992, doi:10.1109/TVCG.2014.2346248, 2014.
+        .. [1] Alexander Lex, Nils Gehlenborg, Hendrik Strobelt, Romain Vuillemot, Hanspeter Pfister. UpSet: Visualization of Intersecting Sets IEEE Transactions on Visualization and Computer Graphics (InfoVis), 20(12): 1983--1992, doi:10.1109/TVCG.2014.2346248, 2014.
+
+        .. [2] A long test citation that I am testing the docs for how it is rendered in the docs up 
+        at readthedocs and now I am slpitting the line
     """
 
     # prepare data ---------------------------------------------------------------------------------