NMR STUDIES ON 4,5-DIAZAFLUORENE-9-ONE 2-NAPHTHOYLHYDRAZONE (HL) AND ITS COMPLEX PbL2
XIAO Wen, LU Zhonglin, SU Chengyong, LIU Hanqin, KANG Beisheng
Chinese Journal of Magnetic Resonance . 2000, (4): 265 -269 .