A theoretical study of the structure of cyclobutadiene H. Kollmar, V. Staemmler; J. Am. Chem. Soc., 1977, 99 (11), pp 3583–3587 Հղում
A simple quantum mechanical model that illustrates the Jahn-Teller effect Peter Senn; J. Chem. Educ., 1992, 69 (10), p 819 Հղում
Cyclobutadiene- and Benzocyclobutadiene-Iron Tricarbonyl Complexes G. F. Emerson, L. Watts, R. Pettit; J. Am. Chem. Soc.; 1965; 87(1); 131-133. Առաջին էջ
Iron, tricarbonyl (η4-1,3-cyclobutadiene)- R. Pettit and J. Henery Organic Syntheses, Coll. Vol. 6, p.310 (1988); Vol. 50, p.21 (1970) Հղում
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The Taming of Cyclobutadiene Donald J. Cram, Martin E. Tanner, Robert Thomas; Angewandte Chemie International Edition in English Volume 30, Issue 8, pages 1024–1027, August 1991 Հղում
Structure of Tetra-tert-butylcyclobutadiene Hermann Irngartinger, Norbert Riegler1. Klaus-Dieter Malsch, Klaus-Albert Schneider, Günther Maier; Angewandte Chemie International Edition in English Volume 19, Issue 3, pages 211–212, March 1980 Հղում