Szerző: " Roy Supriya"

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Roy Supriya: Manganese-bearing silicate minerals from metamorphosed manganese formations of India : III. tirodite. In: Acta mineralogica-petrographica, (21) 2. pp. 269-273. (1974)

Roy Supriya: Manganoan sphene from Garra, Balaghat district, Madhya Pradesh, India. In: Acta mineralogica-petrographica, (21) 2. pp. 275-276. (1974)

Roy Supriya: Metamorphism of sedimentary manganese deposits. In: Acta mineralogica-petrographica, (20) 2. pp. 325-336. (1972)

Roy Supriya: Classification of manganese deposits. In: Acta mineralogica-petrographica, (19) 1. pp. 67-83. (1969)