@article{7cb11ebe6b25458ab63dadc83ef8c333,
title = "Enumeration of index 3 and 4 subgroups of hyperbolic triangle symmetry groups",
keywords = "Hyperbolic symmetry groups, Index 3 and 4 subgroups of triangle groups, Color symmetry, Perfect colorings",
author = "\{De Las Pe{\~n}as\}, \{Ma. Louise Antonette N\} and Felix, \{Rene P\} and Decena, \{Ma. Carlotta B\} and \{De las Penas\}, \{Ma. Louise Antonette\}",
note = "De Las Penas, M. N., Felix, R. P., \& Decena, M. B. (2008). Enumeration of index 3 and 4 subgroups of hyperbolic triangle symmetry groups, Zeitschrift f{\"u}r Kristallographie - Crystalline Materials, 223(9), 543-551. doi: https://doi.org/10.1524/zkri.2008.1022",
year = "2008",
month = jan,
day = "1",
language = "American English",
journal = "Mathematics Faculty Publications",
}