Shishu evam bal mrityu Bharatvarsh ke vikas mein ek mukhya badha_ek vishleshanatamak adhyyan_Meerut jile ke Meerut block ka adhyyan
Magneto-optic properties of some transition metal ions with -(N)-heterocyclic carbaldhyde oximes, thiosemicarbazones and dithiocarbazates