Huixian Wu, Hezhi Luo. D-η-Properly Prequasi-Invex Function. J. Systems Science & Complexity, 20(4):614-622, 2007. [doi]
@article{WuL07-9, title = {D-η-Properly Prequasi-Invex Function}, author = {Huixian Wu and Hezhi Luo}, year = {2007}, doi = {10.1007/s11424-007-9060-z}, url = {http://dx.doi.org/10.1007/s11424-007-9060-z}, researchr = {https://researchr.org/publication/WuL07-9}, cites = {0}, citedby = {0}, journal = {J. Systems Science & Complexity}, volume = {20}, number = {4}, pages = {614-622}, }