@article{1118801633, author = {Nomura, Yasutoshi}, title = {On extensions of triads}, journal = {Nagoya Math. J.}, volume = {27}, number = {1}, year = {1966}, pages = { 249-277}, language = {en}, url = {http://dml.mathdoc.fr/item/1118801633} }
Nomura, Yasutoshi. On extensions of triads. Nagoya Math. J., Tome 27 (1966) no. 1, pp. 249-277. http://gdmltest.u-ga.fr/item/1118801633/