1. GanapathiIndian J. Pharmacy, 1947,9, 83.
2. Erlenmeyer,Ber., 1870,3, 896. Schottee,et al. Z. physiol. Chem., 1928,174, 119. KampfBer., 1904,37, 1681.
3. RathkeIbid.,, 1881,14, 1778; 1884,17, 309. Wheeler and JamiesonJ. Biol. Chem., 1908,4, 111.
4. LosanitchBl., 1879, (2),32, 170. BambergerBer., 1880,13, 1582. CramerIbid. Ber, 1901,34, 2597.
5. Slotta and TschescheIbid.,, 1929,62, 1390.