Comparison of the Structure of Spiral and Lenticular Galaxies, NGC 4305 and NGC 4203 as a Sample: Astronomy And Space Department, College of Sciences, University of Baghdad, Baghdad, Iraq. Iraqi Journal of Science [Internet]. 2023 Apr. 30 [cited 2024 May 19];64(4):2051-9. Available from: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/7861