Intuitionistic Fuzzy Knapsack Problem Trough the Index Matrices Prism. - Velichka Traneva; Petar R. Petrov; Stoyan Tranev (NMA, 2022)

An Elliptic Intuitionistic Fuzzy Portfolio Selection Problem based on Knapsack Problem. - Velichka Traneva; Petar R. Petrov; Stoyan Tranev (FedCSIS (Communication Papers), 2023)

Circular Intuitionistic Fuzzy Knapsack Problem. - Velichka Traneva; Petar R. Petrov; Stoyan Tranev (LSSC, 2023)