@article{NM_1995_XLI_1-2_a0,
     author = {Rade \v{Z}ivaljevi\'c},
     title = {Etida za sferu, kvaternione i {Dirakov} trik sa opasa\v{c}em},
     journal = {Nastava matematike},
     pages = {1 },
     year = {1995},
     volume = {XLI},
     number = {1-2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/NM_1995_XLI_1-2_a0/}
}