@article{CMJ_2006__56_2_a36,
     author = {Rach\r{u}nek, Ji\v{r}{\'\i} and Slez\'ak, Vladim{\'\i}r},
     title = {Negation in bounded commutative $DR\ell$-monoids},
     journal = {Czechoslovak Mathematical Journal},
     pages = {755--763},
     publisher = {mathdoc},
     volume = {56},
     number = {2},
     year = {2006},
     mrnumber = {2291772},
     zbl = {1164.06325},
     language = {en},
     url = {https://geodesic-test.mathdoc.fr/item/CMJ_2006__56_2_a36/}
}