@article{10_4064_aa_24_1_99_111,
     author = {K. Ramachandra and T. Shorey},
     title = {On gaps between numbers with a large prime factor},
     journal = {Acta Arithmetica},
     pages = {99--111},
     publisher = {mathdoc},
     volume = {24},
     number = {1},
     year = {1973},
     doi = {10.4064/aa-24-1-99-111},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa-24-1-99-111/}
}