@article{10_21136_CMJ_1992_128333,
     author = {Jakub{\'\i}k, J\'an},
     title = {On convexities of lattices},
     journal = {Czechoslovak Mathematical Journal},
     pages = {325--330},
     publisher = {mathdoc},
     volume = {42},
     number = {2},
     year = {1992},
     doi = {10.21136/CMJ.1992.128333},
     mrnumber = {1179503},
     zbl = {0778.06009},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1992.128333/}
}