Saxena, Atul Measurement of heavy in ranges in elemental and complex media using solid state nuclear track detactors Atul. Saxena - Shillong NEHU 1987 - xx,164p.; ill.;28cm - NEHU department of Chemistry: Ph. D. thesis, 1987 . Supervisor: K.K. Dwivedi Includes aabstract. Dewey Class. No.: DS / 539.72 SAX