TY - BOOK AU - Pankaj Bala AU - Mehra, Rohit ED - Dr.B.R.Ambedkar National INstitute of Technology, Jalanldhar TI - Estimation of environmental radioactivity in various building materials and environs of una and hamirpur district of himachal pradesh U1 - 363.17 PY - 2014/// KW - Radioactivity-Building Materials N1 - This dissertation belongs to Department of Physics ER -