“G protein involvement in receptor-effector coupling”. The Journal of Biological Chemistry263 (6): 2577–2580. (February 1988). doi:10.1016/s0021-9258(18)69103-3. PMID2830256.
“The Synthesis and Configuration of Neo-B Vitamin A and Neoretinine b”. Journal of the American Chemical Society78 (11): 2651–2652. (June 1956). doi:10.1021/ja01592a095.
“Evolution and diversity of opsins”. Wiley Interdisciplinary Reviews: Membrane Transport and Signaling1 (1): 104–111. (January 2012). doi:10.1002/wmts.6.
“G protein involvement in receptor-effector coupling”. The Journal of Biological Chemistry263 (6): 2577–2580. (February 1988). doi:10.1016/s0021-9258(18)69103-3. PMID2830256.