Chiang et al. Scientia Sinica (English Edition), 1958 , vol. 7, p. 1035,1038 Full Text Show Details Chiang et al. Huaxue Xuebao, 1956 , vol. 22, p. 335,336 Scientia Sinica (English Edition), 1958 , vol. 7, p. 1035,1036