@article{KYB_2007__43_3_a5,
     author = {Olej\v{c}ek, Vladim{\'\i}r},
     title = {An atomic {MV-effect} algebra with non-atomic center},
     journal = {Kybernetika},
     pages = {343--346},
     publisher = {mathdoc},
     volume = {43},
     number = {3},
     year = {2007},
     mrnumber = {2362723},
     zbl = {1149.06006},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/KYB_2007__43_3_a5/}
}