CRYSTAL-STRUCTURE OF NYL-(2-METHYL-3-PHENYLCYCLO-PROPENYLIDENE)AMMONIUM PERCHLORATE, C17H16N- AND OF 3-CYANO-1,2,3-TRIPHENYLCYCLOPROP-1-ENE-BENZENE (1(CLO4)2), C22H15N-CENTER-DOT-2C(6)H(6)/
H. Irngartinger et al., CRYSTAL-STRUCTURE OF NYL-(2-METHYL-3-PHENYLCYCLO-PROPENYLIDENE)AMMONIUM PERCHLORATE, C17H16N- AND OF 3-CYANO-1,2,3-TRIPHENYLCYCLOPROP-1-ENE-BENZENE (1(CLO4)2), C22H15N-CENTER-DOT-2C(6)H(6)/, Zeitschrift fur Kristallographie. New crystal structures, 213(4), 1998, pp. 797-799