OMAR J. ALKHATIB, DR. QUAZI TAIF SADAT, DR. TEJAL AMRUTBHAI PATEL, DR. CHHAYA HEMANTKUMAR DESAI & DR. AMITKUMAR DILIPBHAI PATEL 2025. ADVANCES IN NONLINEAR DIFFERENTIAL EQUATIONS AND THEIR APPLICATIONS IN ENGINEERING SYSTEMS. TPM – Testing, Psychometrics, Methodology in Applied Psychology. 32, S8 (2025): Posted 05 November (Nov. 2025), 715–724.