(1)Ai Nhung, N. T.; Ly, N. V.; Dien, D.; Tat, P. V. GEOMETRIES, ATOM IN MOLECULE, AND NATURAL BOND ORBITAL ANALYSES OF E2H2, E2H2AuCl, E2H2(AuCl)2 COMPOUNDS (E = N–Bi). A CHALLENGE FOR THE SKILLS OF SYNTHETIC CHEMISTS. Vietnam J. Sci. Technol. 2014, 52, 583-592.