Sengupta JK (1996). “Technical Change and Efficiency in Data Envelopment Analysis.” Cybernetics and Systems 27(1): 77-92.

Sengupta JK (1995). “Dynamic Farrell Efficiency – a Time-Series Application. .” Appl Econ Letters 2: 363-366.

Sengupta JK (1995). “A Dynamic View of Farrell Efficiency.” Int J Syst Sci 2: 1501-1509.

Sengupta JK (1995). Dynamics of Data Envelopment Analysis: Theory of System Efficiency. Dordrecht, London, Kluwer Academic Publishers.

Sengupta JK (1991). “Robust Solutions in Stochastic Linear Programming.” JORS 42(10): 857-870.

Sengupta JK (1992). “A Fuzzy Systems Approach in Data Envelopment Analysis.” Computers and Mathematics with Applications 24(8-9): 259-266.

Sengupta JK (1992). “The Maximum Entropy Approach in Production Frontier Estimation.” Mathematical Social Sciences 25(1): 41-57.

Sengupta JK (1992). “Measuring Efficiency by a Fuzzy Statistical Approach.” Fuzzy Sets and Systems 46(1): 73-80.

Sengupta JK (1992). “Nonparametric Approach to Dynamic Efficiency – a Nonparametric Application of Cointegration to Production Frontiers.” Appl Econ 2: 153-159.

Sengupta JK (1992). “On the Price and Structural Efficiency in Farrell’s Model.” Bulletin of Economic Research 44: 281-300.