کتاب های Kumbhakar S.c.
Stochastic frontier analysis
Subal C. Kumbhakar, 2003
Stochastic Frontier Analysis
Kumbhakar S.C., 2000
A Practitioner’s Guide to Stochastic Frontier Analysis Using Stata
Subal C. Kumbhakar, Hung-Jen Wang, Alan P. Horncastle, 2015
