@article{MOMA_1972__76_177585,
     author = {C. Goffman and G.N. Wollan},
     title = {Sequences of {Regular} {Summability} {Matrices.}},
     journal = {Monatshefte f\"ur Mathematik},
     pages = {118--120},
     publisher = {mathdoc},
     volume = {76},
     year = {1972},
     zbl = {0236.40009},
     url = {http://geodesic.mathdoc.fr/item/MOMA_1972__76_177585/}
}