@article{MABA_1990_4_1_a6,
     author = {Ognian Trifonov},
     title = {On the {Gaps} between {Consecutive} {k-Free} {Numbers}},
     journal = {Mathematica balkanica},
     pages = {50},
     year = {1990},
     volume = {4},
     number = {1},
     url = {http://geodesic.mathdoc.fr/item/MABA_1990_4_1_a6/}
}