Belgheiszadeh, H. et al. 2019. Geometric morphometrics of the head shape of Pseudocerastes persicus (DUMÉRIL, BIBRON & DUMÉRIL, 1854) (Ophidia: Viperidae) from central Iran. Journal of Biological Studies. 2, 3 (Dec. 2019), 56–63. DOI:https://doi.org/10.62400/jbs.v2i3.1635.