@article{CMUC_1968__9_1_a17,
     author = {Marek, Ivo},
     title = {On the row sum condition and the convergence of iteration processes {(Preliminary} communication)},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {165--172},
     publisher = {mathdoc},
     volume = {09},
     number = {1},
     year = {1968},
     mrnumber = {0233215},
     zbl = {0162.45701},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1968__9_1_a17/}
}