Publication citations can get wonky

[mdlama]

Need to check out this example:

https://qubeshub.org/qubesresources/publications/797/1

I think this commit is related:

https://github.com/qubeshub/hubzero-cms/commit/5bd2d86d780a91ae270c8f1b99d5274e99f58f7c#diff-89669208894067202ae421c3e96999e3