@article{PIM_1968_N_S_08_22_a21,
     author = {Slavi\v{s}a B. Pre\v{s}i\'c},
     title = {Une {Classe} {D'\'Equations} {Matricielles} {Et} {L'\'Equation} {Fonctionnelle} f{\texttwosuperior} = f},
     journal = {Publications de l'Institut Math\'ematique},
     pages = {143 },
     publisher = {mathdoc},
     volume = {_N_S_08},
     number = {22},
     year = {1968},
     url = {http://geodesic.mathdoc.fr/item/PIM_1968_N_S_08_22_a21/}
}