Mauro Banchero, - and Ratna Dewi Kusumaningtyas,, FT Teknik Kimia and Giuseppe Gozz, - (2014) Reactive distillation in the intensification of oleic acid esterification with methanol–A simulation case-study. Journal of Industrial and Engineering Chemistry, 20 (6). ISSN 1226-086X

Ratna Dewi Kusumaningtyas, - (2014) Graphical exergy analysis of reactive distillation column for biodiesel production. International Journal of Exergy, 15 (4). pp. 447-467. ISSN ISSN (p) : 1742-8297 ISSN (e) : 1742-8300

Ratna Dewi Kusumaningtyas, - (2014) Tin (II) Chloride Catalyzed Esterification of High FFA Jatropha Oil: Experimental and Kinetics Study. International Journal of Renewable Energy Development, 3 (2). pp. 75-81. ISSN ISSN (p) : 2252-4940 ISSN (e) : 2716-4519

Ratna Dewi Kusumaningtyas,, FT Teknik Kimia and Prima Astuti Handayani, - and Rochmadi, - and Suryo Purwono, - and Arief Budiman, - (2014) Tin (II) Chloride Catalyzed Esterification of High FFA Jatropha Oil: Experimental and Kinetics Study. Int. Journal of Renewable Energy Development (IJRED), 3 (2). pp. 75-81. ISSN 2252-4940

Ratna Dewi Kusumaningtyas,, FT Teknik Kimia and Suryo Purwono, - and Rochmadi, - and Arief Budiman, - (2014) Graphical exergy analysis of reactive distillation column for biodiesel production. International Journal of Exergy, 15 (4). ISSN 1742-8297