DOC: Bibliography not compiled correctly

[star1327p]

The bibliography is not compiled correctly, because the References section shows all blank. The inline citations are also missing.
https://www.pymc.io/projects/bart/en/latest/examples/bart_heteroscedasticity.html

[aloctavodia]

Interesting, references are properly rendered on pymc-examples https://www.pymc.io/projects/examples/en/latest/bart/bart_heteroscedasticity.html