@article{10_1017_S2040618500034614,
     author = {Djokovi\'c, D. \v{Z}.},
     title = {Sur une in\'egalit\'e},
     journal = {Glasgow mathematical journal},
     pages = {1--10},
     year = {1963},
     volume = {6},
     number = {1},
     doi = {10.1017/S2040618500034614},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/S2040618500034614/}
}