David McCarthy, Scott A. Vanstone. On the structure of regular pairwise balanced designs. Discrete Mathematics, 25(3):237-244, 1979. [doi]
@article{McCarthyV79, title = {On the structure of regular pairwise balanced designs}, author = {David McCarthy and Scott A. Vanstone}, year = {1979}, doi = {10.1016/0012-365X(79)90078-5}, url = {http://dx.doi.org/10.1016/0012-365X(79)90078-5}, researchr = {https://researchr.org/publication/McCarthyV79}, cites = {0}, citedby = {0}, journal = {Discrete Mathematics}, volume = {25}, number = {3}, pages = {237-244}, }