Bouhnik S, B Golany, U Passy, ST Hackman and DA Vlatsa (2001). “Lower Bound Restrictions on Intensities in Data Envelopment Analysis.” JPA 16(3): 241-261.

Bouhnik S, B Golany, U Passy, ST Hackman and DA Vlatsa (2001). “Lower Bound Restrictions on Intensities in Data Envelopment Analysis.” JPA 16(3): 241-261.

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