Raad Meshaal Raad Meshaal, A., علیاء, Mehdi Saleh, shefae, & شفاء. (2019). Support for green laser Nd-YAG and red laser He-Ne Composition and differentiation Kalas Wild plant Kalangum Silybum marianum L. Journal of Education and Science (JES), 28(1), 132–146. https://doi.org/10.33899/edusj.2019.161046