@article{1177706088, author = {Shah, B. V.}, title = {A Generalisation of Partially Balanced Incomplete Block Designs}, journal = {Ann. Math. Statist.}, volume = {30}, number = {4}, year = {1959}, pages = { 1041-1050}, language = {en}, url = {http://dml.mathdoc.fr/item/1177706088} }
Shah, B. V. A Generalisation of Partially Balanced Incomplete Block Designs. Ann. Math. Statist., Tome 30 (1959) no. 4, pp. 1041-1050. http://gdmltest.u-ga.fr/item/1177706088/