Nikolaev, Rosen Nikolaev, Milkova, Tanka Vasileva Two-Dimensional Problem for Using the Resources with Inconstant Expense Rates,
Union of Scientists - Varna, 2021, с. 141-148, ISSN 1314-7390 (рrint) ; 2603-4085 (online).
Nikolaev, Rosen Nikolaev, Milkova, Tanka Vasileva .
Two-Dimensional Problem for Using the Resources with Inconstant Expense Rates.
Varna: Union of Scientists - Varna, 2021, с. 141-148, ISSN 1314-7390 (рrint) ; 2603-4085 (online).
Nikolaev, Rosen Nikolaev, Milkova, Tanka Vasileva (2021)
Two-Dimensional Problem for Using the Resources with Inconstant Expense Rates,
Varna: Union of Scientists - Varna, с. 141-148, ISSN 1314-7390 (рrint) ; 2603-4085 (online)
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