@article{JRAM_1966__221_150719,
     author = {F. Bagemihl and J.R. McLaughlin},
     title = {Generalization of some classical theorems concerning triples of consecutive convergents to simple continued fractions.},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {146--149},
     publisher = {mathdoc},
     volume = {221},
     year = {1966},
     zbl = {0135.11104},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1966__221_150719/}
}