[1] A. G. Császár, L. Hedberg, K. Hedberg, R. C. Burns, A. T. Wen, and M. J. McGlinchey, Gas-Phase Molecular Structure of (η⁵-C₅H₅)Zr(BH₄)₃: Electron Diffraction and EHMO Study, Inorg. Chem., 1991, 30, 1371-1376. https://doi.org/ic00006a038 [PDF (783 kB)]

[2] Á. Somogyi, J. Tamás, and A. G. Császár, An Ab Initio Study of Simple Cyclodisiloxane Derivatives, J. Mol. Struct. (Theochem), 1991, 232, 123-131. https://doi.org/10.1016/0166-1280(91)85249-7 [PDF (571 kB)]

[3] Yu. N. Panchenko, D. R. Rezvanova, Yu. A. Pentin, and A. G. Császár, Inter-pretation of the Vibrational Spectra of Trans,trans-, Cis,cis-, and Trans,cis-hexa-2,4-dienes, 2,5-Dimethyl-hexa-2,4-diene, 4-Methyl-penta-1,3-diene and Trans-2-methyl-penta-1,3-diene Based on CNDO/2 Quantum Mechanical Force Field Calculations, Acta Chim. Hung., 1991, 128, 239-250. [PDF (5878 kB)]

[4] D. A. Horner, W. D. Allen, A. G. Császár, and H. F. Schaefer, III, The Sodium Superoxide Radical: X ²A₂ and A ²B₂ Potential Energy Surfaces, Chem. Phys. Lett. 1991, 186, 346-355. https://doi.org/0009-2614(91)90190-K [PDF (815 kB)]