@article{1177693243, author = {Suryanarayana, K. V.}, title = {Partially Balanced Weighing Designs with Two Association Classes}, journal = {Ann. Math. Statist.}, volume = {42}, number = {6}, year = {1971}, pages = { 1316-1321}, language = {en}, url = {http://dml.mathdoc.fr/item/1177693243} }
Suryanarayana, K. V. Partially Balanced Weighing Designs with Two Association Classes. Ann. Math. Statist., Tome 42 (1971) no. 6, pp. 1316-1321. http://gdmltest.u-ga.fr/item/1177693243/