De Las Peñas, M. L. A. N., & Bugarin, E. P. C. (2011). On bravais colorings associated with periodic and non-periodic crystals. Philippine Journal of Science.
Čikaški stil citiranja (17. izdanje)De Las Peñas, Ma. Louise Antonette N., i Enrico Paolo C. Bugarin. "On Bravais Colorings Associated with Periodic and Non-periodic Crystals." Philippine Journal of Science 2011.
MLA način citiranja (9. izdanje)De Las Peñas, Ma. Louise Antonette N., i Enrico Paolo C. Bugarin. "On Bravais Colorings Associated with Periodic and Non-periodic Crystals." Philippine Journal of Science, 2011.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.