Proceedings of the International Symposium on Atomic, Molecular, and Solid-State Theory and Quantum Biology, held at Sanibel Island, Florida, Jan. 13-18, 1969 /
International Symposium on Atomic, Molecular, and Solid-State Theory and Quantum Biology(1969 :Sanibel Island)
Löwdin, Per-Olov.
New York :  Interscience, 
1969.