@article{10_37236_176,
     author = {Catarina P. Avelino and Altino F. Santos},
     title = {Spherical f-tilings by scalene triangles and isosceles trapezoids. {III}},
     journal = {The electronic journal of combinatorics},
     year = {2009},
     volume = {16},
     number = {1},
     doi = {10.37236/176},
     zbl = {1292.52020},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/176/}
}