@article{10_4064_aa_29_2_105_111,
     author = {S. Choi},
     title = {The largest subset in [1,n] whose integers have pairwise l.c.m. not exceeding n, {II}},
     journal = {Acta Arithmetica},
     pages = {105--111},
     publisher = {mathdoc},
     volume = {29},
     number = {2},
     year = {1976},
     doi = {10.4064/aa-29-2-105-111},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa-29-2-105-111/}
}