@article{1177704856,
author = {Seiden, Esther},
title = {On a Geometrical Method of Construction of Partially Balanced Designs with Two Associate Classes},
journal = {Ann. Math. Statist.},
volume = {32},
number = {4},
year = {1961},
pages = { 1177-1180},
language = {en},
url = {http://dml.mathdoc.fr/item/1177704856}
}
Seiden, Esther. On a Geometrical Method of Construction of Partially Balanced Designs with Two Associate Classes. Ann. Math. Statist., Tome 32 (1961) no. 4, pp. 1177-1180. http://gdmltest.u-ga.fr/item/1177704856/