@article{JCA_2024_31_1_JCA_2024_31_1_a15,
     author = {O. Galdames-Bravo},
     title = {Ky {Fan's} {Lemma} for {Metric} {Spaces} and an {Approximation} to the {Goldbach's} {Problem}},
     journal = {Journal of convex analysis},
     pages = {265--277},
     year = {2024},
     volume = {31},
     number = {1},
     url = {http://geodesic.mathdoc.fr/item/JCA_2024_31_1_JCA_2024_31_1_a15/}
}