Kumoro, A.C. and Agra, I.B., 1994, Reaction Kinetics of Kluwak Oil Hydrolysis at Moderate Pressure and Temperature, Undergraduate Research Report, Gadjah Mada University, Yogyakarta.

Kumoro, A.C., Hisyam, A., and Purnomo, H., 1995, A New Fuel from Rice Hulls and Tapioca Synthesized by Thermal Pyrolytic Reaction, National University Students Championship, Gadjah Mada University, Yogyakarta.

Kumoro, A.C., Astuti, E., and Setyawati, 1996, Drying of Hot Beauty (Red Pepper) Using Solar Heater and Low Humidity Air, Ahmad Dahlan University Report, Yogyakarta.

Kumoro, A.C. and Astuti, E., 1997, Effect of Solvent Flow Rates to Volumetric Mass Transfer Coefficients in Fluidized Bed Extractor, National Symposium on Fundamental and Application of Chemical Engineering, Sepuluh November Institute of Technology, Surabaya.

Kumoro, A.C., 1998, Modelling of Plastic Sub-Bituminous Coal Devolatilization, REAKTOR, XI, 27-31.

Kumoro, A.C., 1998, Mathematical Models for Multicomponents Distillation Accompanied by Chemical Reaction, REAKTOR, XII, 30-34.

Kumoro, A.C., 1998, Prediction of Vapor – Liquid Equilibrium for Benzene- Ethylene Glycol-Toluene Ternary System from Its Binary Equilibrium Data, M.Eng Thesis, Gadjah Mada University, Yogyakarta.

Kumoro, A.C., Sediawan, W.B., and Rochmadi, 1998, A New Prediction of Vapor-Liquid Equilibrium for Non Ideal Ternary System, BPPS UGM, Yogyakarta.

Kumoro, A.C., 1999, Analysis of Mass Conversion and Energy Consumption for Reactor-Distillation Column and Reactive Distillation Column System, KINETIKA, X, 9-14.

Kumoro, A.C., and Nugraheni, R., 1999, Prediction of Emission Rate of Volatile Organic Compounds for Diffused Aerator Based on Oxygen Transfer Rate, National Symposium on Chemical and Process Engineering, Diponegoro University, Semarang.

Purbasari, A., Widayat, Kumoro, A.C., 1999, Preliminary Study of Citric Acid Production from Solid Waste of Arenga Flour Industry and Its Fibre Using Semisolid Fermentation, National Symposium on Chemical and Process Engineering, Diponegoro University, Semarang.

Kumoro, A.C. and Hadiyanto, 1999, Adsorption of Water Vapor on the Single Sphere of Silica Gel, National Symposium on Fundamental and Application of Chemical Engineering, Sepuluh November Institute of Technology, Surabaya.

Kumoro, A.C. and Hadiyanto, 2000, Determination of Kga and Enhancement Factor in CO2 Absorption using NaOH, National Symposium on Chemical Process Technology, Indonesia University, Jakarta.

Kumoro, A.C. and Hadiyanto, 2000, Absorption with Chemical Reaction of CO2 Using NaOH Solution in a Fixed Bed Column, Regional Symposium of Chemical Engineering, Singapore.

Kumoro, A.C. and Hadiyanto, 1999, Analysis of Water Vapor Adsorption on the Single Sphere of Silica Gel, REAKTOR, XIII, 1-6.

Kumoro, A.C. and Hadiyanto, 2000, Absorption of Carbon dioxide Using Sodium Hydroxide Solution in a Fixed Bed Column, FORUM TEKNIK, Gadjah Mada University Press, Yogyakarta.

Kumoro, A.C. and Hadiyanto, 2001, Improvement of Agar Recovery from Seaweeds Extraction by Adding Acetic Acid Solution, Centre for Life Environmental Research, Diponegoro University, Semarang.

Taib, M.R. and Kumoro, A.C., 2001, An Overview on The Challenges of Fluidized Bed Technology in the Industrial Processes, National Symposium on Chemical and Process Engineering, Diponegoro University, Semarang.

Taib, M.R. and Kumoro, A.C., 2001, Fluidised Bed Technology: Its Challenges in Industrial Applications, Seminar of Malaysian Chemical Engineers, Johore Bahru, Malaysia.

Taib, M.R., Giap, T.K., Tan, C.H., Khairuddin, W.W.A. and Kumoro, A.C., 2001, Comparison of Sludge Drying Performance between Microwave and Convective Drying, Seminar of Malaysian Chemical Engineers, Johore Bahru, Malaysia.

M. Rozainee, S. P. Ngo, S. Y. Lim, A. C. Kumoro and S. Looi, 2001, Renewable Energy Sources From Biomass Through Incineration, Asian Science and Technology Congress, 25-27 April 2001, Kuala Lumpur, MALAYSIA.