Michel, Hartmut Max Planck Institute of Biochemistry, Max Planck Society;
Korenstein, R., Michel, H., & Hess, B. (1985). The Photocycle of Bacteriorhodopsin in the Two-Dimensional Orthorombic Crystal Form of Purple Membrane. Biophysical Journal, 47(3), 295-302. doi:10.1016/S0006-3495(85)83919-9.