@article{CMUC_1989__30_1_a13,
     author = {\v{C}uda, Karel and Vojt\'a\v{s}kov\'a, Blanka},
     title = {Monads of indiscernibles},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {109--119},
     publisher = {mathdoc},
     volume = {30},
     number = {1},
     year = {1989},
     mrnumber = {995709},
     zbl = {0671.03033},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1989__30_1_a13/}
}