A STUDY OF SYMBOLISM 論文 KENZO TSUKISHIMA ·1949-01-01 ·『The Japanese journal of psychology』 20(1) pp. 30-38 doi:10.4992/jjpsy.20.30
Studies on Artificial Polyploid Plants VI 論文 Ichizo Nishiyama ·1942-01-01 ·『Journal of the Japanese Society for Horticultural Science』 13(3) pp. 245-251 doi:10.2503/jjshs.13.245