Moutari SK, Abdoulkadri AM, Boulhassane AS, Rabani A, Khalid I. Determination Contents of Total Phenolic Pigments and Spectrophotometric Characterization of Crude Extracts of Ten Tinctorial Plants of Niger which is Usable in Solar Energy. ESJ [Internet]. 2018 Nov. 30 [cited 2025 Apr. 9];14(33):389. Available from: https://test.eujournal.org/index.php/esj/article/view/11522