@article{10_4064_aa114_3_3,
     author = {Yann Bugeaud and Florian Luca},
     title = {A quantitative lower bound
 for the greatest prime factor of $(ab+1)(bc+1)(ca+1)$},
     journal = {Acta Arithmetica},
     pages = {275--294},
     publisher = {mathdoc},
     volume = {114},
     number = {3},
     year = {2004},
     doi = {10.4064/aa114-3-3},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa114-3-3/}
}