@article{1177699284,
author = {Kapadia, C. H.},
title = {On the Block Structure of Singular Group Divisible Designs},
journal = {Ann. Math. Statist.},
volume = {37},
number = {6},
year = {1966},
pages = { 1398-1400},
language = {en},
url = {http://dml.mathdoc.fr/item/1177699284}
}
Kapadia, C. H. On the Block Structure of Singular Group Divisible Designs. Ann. Math. Statist., Tome 37 (1966) no. 6, pp. 1398-1400. http://gdmltest.u-ga.fr/item/1177699284/