@article{10_2298_PIM0271079S,
     author = {E. Seneta},
     title = {Karamata's {Characterization} {Theorem,} {Feller,} and {Regular} {Variation} in {Probability} {Theory}},
     journal = {Publications de l'Institut Math\'ematique},
     pages = {79 },
     publisher = {mathdoc},
     volume = {_N_S_71},
     number = {85},
     year = {2002},
     doi = {10.2298/PIM0271079S},
     zbl = {1088.60008},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.2298/PIM0271079S/}
}