@article{10_21136_MB_2002_134071,
     author = {Jakub{\'\i}k, J\'an},
     title = {Radical classes of distributive lattices having the least element},
     journal = {Mathematica Bohemica},
     pages = {409--425},
     publisher = {mathdoc},
     volume = {127},
     number = {3},
     year = {2002},
     doi = {10.21136/MB.2002.134071},
     mrnumber = {1931325},
     zbl = {1007.06009},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/MB.2002.134071/}
}