Sanchez-Velasquez, L. R., Pineda-Lopez, M. D. R., & Hernandez-Martinez, A. (1995). Distribution and structure of the population of Abies religiosa (H.B.K.) Schl. et Cham., in the Cofre de Perote, State of Veracruz, Mexico. Instituto de Ecología, A.C.
Chicago-čujuhus (17. p.)Sanchez-Velasquez, Lazaro Rafael, Ma. Del Rosario Pineda-Lopez, juo Amador Hernandez-Martinez. Distribution and Structure of the Population of Abies Religiosa (H.B.K.) Schl. Et Cham., in the Cofre De Perote, State of Veracruz, Mexico. Instituto de Ecología, A.C, 1995.
MLA-čujuhus (9. p.)Sanchez-Velasquez, Lazaro Rafael, et al. Distribution and Structure of the Population of Abies Religiosa (H.B.K.) Schl. Et Cham., in the Cofre De Perote, State of Veracruz, Mexico. Instituto de Ecología, A.C, 1995.
