Mahmod MW. Relative intensity distribution in the rotational structure for B1Σ+- A1Π and B1Σ+- X1Σ+ electronic systems of BeO molecule. IJP [Internet]. 2019 Feb. 18 [cited 2024 Nov. 22];12(23):51-8. Available from: https://ijp.uobaghdad.edu.iq/index.php/physics/article/view/338