@article{GMJ_2001__8_3_49834,
     author = {Castej\'on, A. and Corbacho, E. and Tarieladze, V.},
     title = {MD-numbers and asymptotic {MD-numbers} of operators.},
     journal = {Georgian Mathematical Journal},
     pages = {455--468},
     publisher = {mathdoc},
     volume = {8},
     number = {3},
     year = {2001},
     zbl = {1007.46027},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/GMJ_2001__8_3_49834/}
}