Open AccessGDS-TOUR AS AN OPTIMIZATION TOOL FOR THE PRODUCT PORTFOLIO OF TOURISM ENTERPRISE
Author(s) -
Наталія Роскладка,
Alina Vrona
Publication year - 2019
Publication title -
problemi sistemnogo pìdhodu v ekonomìcì
Language(s) - English
Resource type - Journals
ISSN - 2520-2200
DOI - 10.32782/2520-2200/2019-4-44
Subject(s) - portfolio , tourism , business , product (mathematics) , finance , geography , mathematics , geometry , archaeology