Authors: Fried, HO Schmidt, SS Yaisawarng, S

Citation: Ho. Fried et al., Incorporating the operating environment into a nonparametric measure of technical efficiency, J PROD ANAL, 12(3), 1999, pp. 249-267

Authors: Schmidt, SS

Citation: Ss. Schmidt, Clinical aspects of vasectomy, UROLOGY, 53(4), 1999, pp. 862-862