Sueyoshi T (1999). ?DEA Non-Parametric Ranking Test and Index Measurement: Slack-Adjusted DEA and an Application to Japanese Agriculture Cooperatives.” Omega 27(3): 315-326.
Sueyoshi T (1999). ?DEA Non-Parametric Ranking Test and Index Measurement: Slack-Adjusted DEA and an Application to Japanese Agriculture Cooperatives.” Omega 27(3): 315-326.