Jundary Jumea, hamd, حمد, Nayef Mustafa, K., & خالدة. (2010). Histological study of photoreceptor cells in retina of Rana ridibunda ridibunda pallas eye and the effect of exposure to some wavelengths of visible light. Journal of Education and Science (JES), 23(3), 83–98. https://doi.org/10.33899/edusj.2010.58364