TY - BOOK AU - Ratajczak, H. AU - Orville-Thomas, W.J. TI - Molecular interactions SN - 0471276642 U1 - 539.6 PY - 1980/// CY - New York: PB - John Wiley & Sons Inc., KW - Energy analysis KW - Molecular interaction KW - Orbitals KW - Physics ER -