Parameter-Free Dual Models for Fractional Programming with Generalized Invexity. - Jin-Chirng Lee; Hang-Chin Lai (Ann. Oper. Res., 2005)

Fixed Point Theory of Weak Contractions in Partially Ordered Metric Spaces. - Chi-Ming Chen; Jin-Chirng Lee; Chao-Hung Chen (J. Appl. Math., 2013)