Customer Satisfaction in e-Commerce during the COVID-19 Pandemic. - Galina Ilieva; Tania Yankova; Stanislava Klisarova; Yulia Dzhabarova (Syst., 2022)

Customer Attitude toward Digital Wallet Services. - Galina Ilieva; Tania Yankova; Yulia Dzhabarova; Margarita Ruseva; Delian Angelov; Stanislava Klisarova-Belcheva (Syst., 2023)

Social Media Influencers: Customer Attitudes and Impact on Purchase Behaviour. - Galina Ilieva; Tania Yankova; Margarita Ruseva; Yulia Dzhabarova; Stanislava Klisarova-Belcheva; Marin Bratkov (Inf., 2024)