TY - BOOK AU - Devraj Singh TI - Numerical problems in physics: Optics, waves and oscillations, electromagnetic field theory, solid state physics and modern physics. V1 U1 - 530.2 D499N PY - 2015/// CY - New Delhi PB - Narosa Publishing House N1 - 4188 18/12/2021 HBD22/9114 27/12/2021 Main Budget ER -