TY - BOOK AU - Basu Debebrata AU - Biswas S N Gu. AU - University of Delhi. Faculty of Science. Department of Physics and Astrophysics ED - University of Delhi. Faculty of Science. Department of Physics and Astrophysics TI - Solutions of covariant wave equations using hyperspherical harmonics and related topics PY - 1969/// CY - Delhi PB - University of Delhi India KW - PHYSICS ER -