中国科学院数学与系统科学研究院期刊网
JSSC
ON CHARACTERIZATIONS OF $D$-$\eta$-PROPERLY PREQUASI-INVEX FUNCTION
Huixian WU;Hezhi LUO
ON CHARACTERIZATIONS OF $D$-$\eta$-PROPERLY PREQUASI-INVEX FUNCTION
Huixian WU;Hezhi LUO
Journal of Systems Science and Complexity . 2007, (4): 614 -622 .