Modifications of order scales for assessing debtors. - Aleksandra Wójcicka-Wójtowicz; Krzysztof Piasecki (Oper. Res. Decis., 2022)

On portfolio analysis using oriented fuzzy numbers for the trade-related sector of the Warsaw Stock Exchange. - Anna Lyczkowska-Hanckowiak; Aleksandra Wójcicka-Wójtowicz (Oper. Res. Decis., 2023)

Uncertainty, imprecision and profitability in investment fuzzy portfolio analysis - a comparative study. - Anna Lyczkowska-Hanckowiak; Aleksandra Wójcicka-Wójtowicz (Inf. Sci., 2025)