TY - JOUR TI - Numerical comparison study on heat transfer enhancement of different cross-section wire coils insert with varying pitches in a duct AU - GĂ–KSU, T.T. AU - YILMAZ, F. JO - Journal of Thermal Engineering PY - 2021 VL - 7 SP - 1683 EP - 1693 DO - 10.18186/thermal.1025930 ER -