@article{10_1017_S0017089505002429,
     author = {WILLOX, RALPH},
     title = {ON {A} {GENERALIZED} {TZITZEICA} {EQUATION}},
     journal = {Glasgow mathematical journal},
     pages = {221--231},
     year = {2005},
     volume = {47},
     number = {A},
     doi = {10.1017/S0017089505002429},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/S0017089505002429/}
}