参考文献

Pandya; Tilak Journal of Scientific and Industrial Research, 1959 , vol. 18 B, p. 371,374 Full Text Show Details Desai et al. Chemistry and Industry (London, United Kingdom), 1957 , p. 464 Full Text Show Details Tilak Proceedings - Indian Academy of Sciences, Section A, 1951 , # 33 p. 71,75