Citation: M. Leonhard et W. Mantele, FOURIER-TRANSFORM INFRARED-SPECTROSCOPY AND ELECTROCHEMISTRY OF THE PRIMARY ELECTRON-DONOR IN RHODOBACTER-SPHAEROIDES AND RHODOPSEUDOMONAS-VIRIDIS REACTION CENTERS - VIBRATIONAL-MODES OF THE PIGMENTS INSITU AND EVIDENCE FOR PROTEIN AND WATER MODES AFFECTED BY P+ FORMATION, Biochemistry, 32(17), 1993, pp. 4532-4538