@article{NSJOM_1990_20_1a_15,
     author = {Sz\'az \'Arp\'ad},
     title = {Continuities of multi-preseminorms},
     journal = {Novi Sad Journal of Mathematics},
     pages = {145-153},
     publisher = {mathdoc},
     volume = {20},
     number = {1},
     year = {1990},
     url = {http://geodesic.mathdoc.fr/item/NSJOM_1990_20_1a_15/}
}