Bhattacharya, Swagata (1994) Studies on the preconcentration parameters of Fe, Co, Ti, V and Ni with cetarin Ligands on Polyurethane Foam for their Spectrophotometric Determination in Glass and Ceramic Systems. PhD thesis, Jadavpur University.

Bhattacharya, Swagata and Roy, S K and Chakraburtty, A K (1992) Spectrophotometric determination of vanadium in glass and ceramics after extraction of the vanadium—salicylhydroxamic acid complex on polyurethane foam. Analytica Chimica Acta, 257 (1). pp. 123-128. ISSN 0003-2670

Bhattacharya, Swagata and ROY, S K and Chakraborty, A K (1990) Spectrophotometric determination of traces of iron after extraction of Fe(II)-phenanthroline complex on polyurethane foam. Talanta, 37 (11). pp. 1101-1104. ISSN 0039-9140