Zihou Zhang, Zhongrui Shi. Convexities and approximative compactness and continuity of metric projection in Banach spaces. Journal of Approximation Theory, 161(2):802-812, 2009. [doi]
@article{ZhangS09-30, title = {Convexities and approximative compactness and continuity of metric projection in Banach spaces}, author = {Zihou Zhang and Zhongrui Shi}, year = {2009}, doi = {10.1016/j.jat.2009.01.003}, url = {http://dx.doi.org/10.1016/j.jat.2009.01.003}, researchr = {https://researchr.org/publication/ZhangS09-30}, cites = {0}, citedby = {0}, journal = {Journal of Approximation Theory}, volume = {161}, number = {2}, pages = {802-812}, }