Moon Hee Kim, Gwi Soo Kim and Gue Myung Lee: On optimality conditions for best approximation problems (LNA)
	Volume 8, Number 3, 309-315, 2022 On optimality conditions for best approximation problems Moon Hee Kim, Gwi Soo Kim and Gue Myung Lee  Download   ONLINE SUBSCRIPTION (Library Only) PDF   PDF   Open Access (Free) HTML   HTML                      For author            Copyright © 2022 Yokohama Publishers