O’Hara, B. ., Watson, F. ., Srere, H. ., Kumar, H. ., Wiler, S. ., Welch, S. ., … Kilduff, T. . (1999). Gene expression in the brain across the hibernation cycle. The Journal of Neuroscience : The Official Journal of the Society for Neuroscience, 19(10), 3781-90. Retrieved from http://www.jneurosci.org/cgi/pmidlookup?view=long&pmid=10234010 (Original work published 1999)

Welch, S. ., O’Hara, B. ., Kilduff, T. ., & Heller, H. . (1995). Sequence and tissue distribution of a candidate G-coupled receptor cloned from rat hypothalamus. Biochemical and Biophysical Research Communications, 209(2), 606-13. https://doi.org/10.1006/bbrc.1995.1543 (Original work published 1995)