@article{ALCO_2020__3_3_637_0, author = {Margolis, Stuart and Rhodes, John and Silva, Pedro V.}, title = {On the {Wilson} monoid of a pairwise balanced design}, journal = {Algebraic Combinatorics}, pages = {637--665}, publisher = {MathOA foundation}, volume = {3}, number = {3}, year = {2020}, doi = {10.5802/alco.106}, mrnumber = {4113601}, zbl = {1441.05030}, language = {en}, url = {https://alco.centre-mersenne.org/articles/10.5802/alco.106/} }