@misc{indiciaea737f7e064e8, title = {NASA space cryocooler programs -- a 2003 overview}, author = {Kittel, P. and Boyle, R. F. and Ross, R. G. Jr.}, year = {2003}, url = {https://ntrs.nasa.gov/citations/20210005311}, note = {Source identifier: 20210005311} }