“Synthesis and Characterization of Poly (Glycerol-Succinic Acid) PGSA Grafted With Poly (L-Lactic Acid) PLLA and Determination of the Degree of Branching (DB) by NMR-COSY Technique”. Damascus University Journal for the basic sciences 39, no. 4 (December 3, 2023). Accessed June 18, 2026. https://journal.damascusuniversity.edu.sy/index.php/basj/article/view/5139.