Israel Zang. A smoothing-out technique for min - max optimization. Math. Program., 19(1):61-77, 1980. [doi]
@article{Zang80, title = {A smoothing-out technique for min - max optimization}, author = {Israel Zang}, year = {1980}, doi = {10.1007/BF01581628}, url = {http://dx.doi.org/10.1007/BF01581628}, researchr = {https://researchr.org/publication/Zang80}, cites = {0}, citedby = {0}, journal = {Math. Program.}, volume = {19}, number = {1}, pages = {61-77}, }