TY - GEN AU - Chung, Koo Young AU - Yokel, Felix Y C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1986-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.IR.86-3423 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1986 TI - Study of reverse torque ratio in the helical probe test: ER -