@article{PIM_1982_N_S_32_46_a2,
     author = {Mahmut Barjaktarevi\'c},
     title = {Sur {Un} {Op\'erateur} {Particulier} {Figurant} {Dans} {L'\'Equation} {Fonctionnelle} {\ensuremath{\varphi}+A\ensuremath{\varphi}=F}},
     journal = {Publications de l'Institut Math\'ematique},
     pages = {7 },
     publisher = {mathdoc},
     volume = {_N_S_32},
     number = {46},
     year = {1982},
     url = {http://geodesic.mathdoc.fr/item/PIM_1982_N_S_32_46_a2/}
}