@article{10_21136_CPM_1989_118384,
     author = {Mesiar, Radko},
     title = {On contractions in $L_1$},
     journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky},
     pages = {337--342},
     publisher = {mathdoc},
     volume = {114},
     number = {4},
     year = {1989},
     doi = {10.21136/CPM.1989.118384},
     mrnumber = {1027229},
     zbl = {0702.47002},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CPM.1989.118384/}
}