Jonathan M. Borwein, Qiji J. Zhu. Variational Methods in Convex Analysis. J. Global Optimization, 35(2):197-213, 2006. [doi]
@article{BorweinZ06, title = {Variational Methods in Convex Analysis}, author = {Jonathan M. Borwein and Qiji J. Zhu}, year = {2006}, doi = {10.1007/s10898-005-3835-3}, url = {http://dx.doi.org/10.1007/s10898-005-3835-3}, researchr = {https://researchr.org/publication/BorweinZ06}, cites = {0}, citedby = {0}, journal = {J. Global Optimization}, volume = {35}, number = {2}, pages = {197-213}, }