@article{10_21136_MB_2000_126131,
     author = {Fiedler, M. and M\"uller, V.},
     title = {Professor {Vlastimil} {Pt\'ak} died},
     journal = {Mathematica Bohemica},
     pages = {371--373},
     publisher = {mathdoc},
     volume = {125},
     number = {3},
     year = {2000},
     doi = {10.21136/MB.2000.126131},
     mrnumber = {1790128},
     zbl = {0967.01014},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/MB.2000.126131/}
}