International Union of Pure and Applied Chemistry, International Symposium on Conformational Analysis, Brussels, & Chiurdoglu, G. (1971). Conformational analysis: Scope and present limitations, papers presented at the Brussels international symposium. Academic Press.

International Union of Pure and Applied Chemistry, Brussels International Symposium on Conformational Analysis, a G. Chiurdoglu. Conformational Analysis: Scope and Present Limitations, Papers Presented at the Brussels International Symposium. New York: Academic Press, 1971.

International Union of Pure and Applied Chemistry, et al. Conformational Analysis: Scope and Present Limitations, Papers Presented at the Brussels International Symposium. Academic Press, 1971.