@article{10_21136_CPM_1986_118278,
     author = {Palacios, Jos\'e Luis},
     title = {A conjecture on a class of matrices},
     journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky},
     pages = {337--339},
     publisher = {mathdoc},
     volume = {111},
     number = {4},
     year = {1986},
     doi = {10.21136/CPM.1986.118278},
     mrnumber = {871710},
     zbl = {0616.15022},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CPM.1986.118278/}
}