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Dinakaran, S. and Verma, Sunil and Das, S. Jerome and Bhagavannarayana, G. and Kar, S. and Bartwal, K. S. (2010) Determination of crystalline perfection, optical indicatrix, birefringence and refractive-index homogeneity of ZTS crystals. Applied Physics B: Laser and Optics, 103 (2). pp. 345-349. ISSN 0946-2171

Dinakaran, S. and Verma, Sunil and Das, S. Jerome and G. , Bhagavannarayana and Kar, S. and Bartwal, K. S. (2010) Investigations of crystalline and optical perfection of SHG oriented KDP crystals. Applied Physics A , 99 (2). pp. 445-450. ISSN 1432-0630

Choubey , R. K. and Sen, P. and Kar , S. and Bhagavannarayana , G. and Bartwal , K. S. (2006) Effect of codoping on crystalline perfection of Mg : Cr : LiNbO3 crystals. Solid State Communications, 140 (3-4). pp. 120-124. ISSN 0038-1098