TY - JOUR AU - Ray Radebaugh C2 - Advances in Cryogenic Engineering DA - 2011-06-13 DO - https://doi.org/10.1063/1.4706918 LA - en M1 - 1434 PB - Advances in Cryogenic Engineering PY - 2011 TI - Cryocoolers for Aircraft Superconducting Generators and Motors ER -