Brasseur, R., Ruysschaert, JM., & Chatelain, P. (1984). Conformational-analysis of Suloctidil and Derivatives Inserted in Lipid Layers. Biochemical Pharmacology, 33(7), 1015-1021. https://doi.org/10.1016/0006-2952(84)90508-2 (Original work published 1984)