MOLECULAR ORBITAL STRUCTURE AND X-RAY SPECTRA. I. THIOUREA, DIMETHYLSULPHONE AND SULPHANILAMIDE A. MEISEL, R. SZARGAN, G. LEONHARDT et H. J. KÖHLER J. Phys. Colloques, 32 C4 (1971) C4-301-C4-306 DOI: 10.1051/jphyscol:1971455