@article{10_4153_CMB_1978_011_9,
     author = {Majindar, K. N.},
     title = {Coexistence of some {B.I.B.} {Designs}},
     journal = {Canadian mathematical bulletin},
     pages = {73--77},
     year = {1978},
     volume = {21},
     number = {1},
     doi = {10.4153/CMB-1978-011-9},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1978-011-9/}
}