@article{lmcs:4885,
    title      = {Recursion Schemes, the MSO Logic, and the U quantifier},
    author     = {Paweł Parys},
    url        = {https://lmcs.episciences.org/4885},
    doi        = {10.23638/LMCS-16(1:20)2020},
    journal    = {Logical Methods in Computer Science},
    issn       = {1860-5974},
    volume     = {Volume 16, Issue 1},
    eid        = 20,
    year       = {2020},
    month      = {Feb},
    keywords   = {Computer Science - Logic in Computer Science},
}