Classical Arabic Poetry: Classification based on Era. - Mariam Orabi; Hozayfa El Rifai; Ashraf Elnagar (AICCSA, 2020)

Arabic Multi-label Text Classification of News Articles. - Hozayfa El Rifai; Leen Al Qadi; Ashraf Elnagar (AMLTA, 2021)

Arabic text classification: the need for multi-labeling systems. - Hozayfa El Rifai; Leen Al Qadi; Ashraf Elnagar (Neural Comput. Appl., 2022)

FDCN-ML: Forecasting Directional Changes in the NASDAQ Market using Machine Learning. - Ahmed M. Khedr; P. V. Pravija Raj; Magdi El Bannany; Youssef Mansour; Amer Bakhach; Hozayfa El Rifai (SSD, 2023)