Riaz, Zakia Blends and Hybrids of TOPAS with Poly L-Lactic Acid (PLLA) and Hydroxyapatite (HA) for Degradable Packaging / Zakia Riaz. - Islamabad: SCME - NUST, 2017. - 68 p. : ill. ; 30cm. ISBN: Subjects--Topical Terms: Nano Science and Engineering MS-Thesis. Dewey Class. No.: 620.5