Geodesic
Minima of functions on $(q_1, q_2)$-quasimetric spaces
Eurasian mathematical journal, Tome 10 (2019) no. 2, pp. 84-92.

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Lower semicontinuous functions defined on a complete $(q_1, q_2)$-quasimetric spaces are considered. For these functions, minimum existence conditions are obtained. 
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R. Sengupta; S. E. Zhukovskiy. Minima of functions on $(q_1, q_2)$-quasimetric spaces. Eurasian mathematical journal, Tome 10 (2019) no. 2, pp. 84-92. http://geodesic.mathdoc.fr/item/EMJ_2019_10_2_a6/

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