Ogata; Oda Rikagaku Kenkyusho Iho, 1942 , vol. 21, p. 247 Scientific Papers of the Institute of Physical and Chemical Research (Japan), 1943 , vol. 41, p. 182,189 Full Text Show Details Ryan; O'Riordan Pr. Irish Acad., 1918 , vol. 34 B, p. 175,183 Full Text Show Details Ogata; Oda Scientific Papers of the Institute of Physical and Chemical Research (Japan), 1943 , vol. 41, p. 182,188 Rikagaku Kenkyusho Iho, 1942 , vol. 21, p. 247,249, 251