Stephan, Barbara, Herbert Zinner, Fritz Kastner, and Albrecht Mannschreck. “Enantiomers of 2,2’-Spirobichromenes: Energy Barrier for Thermal Racemization During HPLC on Tribenzoylcellulose”. CHIMIA 44, no. 10 (October 31, 1990): 336. Accessed November 23, 2024. https://www.chimia.ch/chimia/article/view/1990_336.