00421nam a2200097Ia 4500008004100000041000800041100003200049245015000081260005000231650004200281191203s9999    xx            000 0 und d  aeng  aP.A.Udari Imalka Wijesinghe 0aGreen Synthesis  of Zine Oxide Nanoparticles Mediated via the Plant Extracts of Tephrosia pupurea and Heliotropium indicum and their Applications  aInstitiute of Chemistri CeylonbColomboc2019  a"Seminar Reports ,Dissertations,2019"