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i have searched google for your question and i think your question is equivalent to :
for which regular bipartite graphs do there exist quadrilateral embeddings?
so i find 3 similar papers for you :
http://www.ams.org/journals/tran/1970-151-02/S0002-9947-1970-0281653-3/
http://lib.gen.in/16bbcefe972e05a1cb422e8ff3b9bc73.pdf
www.sciencedirect.com/science/article/pii/0012365X89901702
is it helpful? thank you !