Sueyoshi T, F Ito, T Hasebe, J Sakai and W Ozawa (1998). ?DEA-Bilateral Performance Comparison: An Application to Japan.” Omega 26(2): 233.
Sueyoshi T, F Ito, T Hasebe, J Sakai and W Ozawa (1998). ?DEA-Bilateral Performance Comparison: An Application to Japan.” Omega 26(2): 233.