TY - JOUR TI - Overview of single-phase-shift dual active bridge converter: operation, analysis, design guidelines and comparison of optimized control strategies AU - USTA, M.A. AU - ORDU, U. JO - Sigma Journal of Engineering and Natural Sciences PY - 2026 VL - 44 SP - 1646 EP - 1673 DO - 10.14744/sigma.2026.2056 ER -