ATR-FTIR analysis of filter paper with mass addition of seaweed Ulva Rigida C. Agardh. Ann_UGAL_Math_Phys_Mec [Internet]. 2022 Oct. 13 [cited 2026 Nov. 2];45(1):19-22. Available from: https://ojs.ugal.ro/index.php/math/article/view/5510