Hanh, Mai, 		Tuyên, Nguyễn, 		Thanh, Pham, AND 		Hieu, Hoang.
" A Simple, One-step, Seedless Hydrothermal Growth  of ZnO Nanorods on Printed Circuit Board Substrate" <em>VNU Journal of Science: Mathematics - Physics</em> [Online], Volume 33 Number 2 (27 June 2017)