found: Frontiers in optical technology, c2006:ecip (P.K. Choudhury)
found: Novel usage of erbium in optical communication systems, 2011:ECIP t.p. (P. K. Choudhury; data view (National University of Malaysia, Selangor, Malaysia)
found: New developments in liquid crystals and applications, 2013:ECIP t.p. (Pankaj Kr. Choudhury (Institute of Microengineering & Nanoelectronics (IMEN), Universiti Kebangsaan Malaysia,The National University of Malaysia, Selangor, Malaysia))
found: Second harmonic generation, 2022:ECIP title page (Pankaj Kumar Choudhury, PhD, Institute of Microengineering and Nanoelectronics, Universiti Kebangsaan, Malaysia)