[2]
A nonparametric approach to measurement of efficiency and technological change: The case of large U.S. commercial banks[J] . Elyas Elyasiani,Seyed M. Mehdian.Journal of Financial Services Research . 1990 (2)
[2]
A nonparametric approach to measurement of efficiency and technological change: The case of large U.S. commercial banks[J] . Elyas Elyasiani,Seyed M. Mehdian.Journal of Financial Services Research . 1990 (2)