@article{Lambek1968,
    author = {Lambek, Joachim},
    journal = {Mathematische Zeitschrift},
    keywords = {general algebraic structures},
    pages = {151-161},
    title = {A Fixpoint Theorem for complete Categories.},
    url = {http://eudml.org/doc/170906},
    volume = {103},
    year = {1968},
    date-added = {2025-11-24 22:34:9 +0100}
}

@article{Lambek1968, author = {Lambek, Joachim}, journal = {Mathematische Zeitschrift}, keywords = {general algebraic structures}, pages = {151-161}, title = {A Fixpoint Theorem for complete Categories.}, url = {http://eudml.org/doc/170906}, volume = {103}, year = {1968}, date-added = {2025-11-24 22:34:9 +0100} }