Não informado. (1973). Hungarian Journal of Industrial Chemistry. Hungarian Academy of Sciences, Research Institute of Chemical Engineering.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNão informado. Hungarian Journal of Industrial Chemistry. Veszprem, Hungria: Hungarian Academy of Sciences, Research Institute of Chemical Engineering, 1973.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিNão informado. Hungarian Journal of Industrial Chemistry. Hungarian Academy of Sciences, Research Institute of Chemical Engineering, 1973.
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