Muhammad Shoaib Shah Laser optogalvanic studies of helium :MPhil Physics Muhammad Shoaib Shah - Islamabad: AIOU, 2003. - 65p.; HB Eng Standard No.: https://i.ibb.co/DcNFC41/Thesis-cover.png Subjects--Topical Terms: Atomic spectroscrpyDissertations, Academic--MPhil Physics Dewey Class. No.: 543.5 / MUL