@article{dmtcs:1325,
    title      = {$2\times 2$ monotone grid classes are finitely based},
    author     = {Michael Albert and Robert Brignall},
    url        = {https://dmtcs.episciences.org/1325},
    doi        = {10.46298/dmtcs.1325},
    journal    = {Discrete Mathematics \& Theoretical Computer Science},
    issn       = {1365-8050},
    volume     = {Vol. 18 no. 2, Permutation Patterns 2015},
    issuetitle = {Permutation Patterns},
    eid        = 1,
    year       = {2016},
    month      = {Feb},
    keywords   = {Mathematics - Combinatorics, 05A05},
}