Trendafilova N, Kostova I. Application of Density Functional Approximation for Investigation of Reactive Sites, Molecular and Electronic Structure of Coumarins and Their Lanthanide(III) Complexes. ajc [Internet]. 2012 Aug. 12 [cited 2024 Nov. 25];24(12):5447-9. Available from: https://asianpubs.org/index.php/ajchem/article/view/9900