@misc{indiciaec76457cd4a34, title = {Polar Cirrus Cloud Properties Through Long-Term Lidar and Radiometer Observations}, author = {Spinhirne, James and Campbell, James and Mahesh, Ashwin and Welton, Judd and Starr, David OC.}, year = {2001}, url = {https://ntrs.nasa.gov/citations/20020005413}, note = {Source identifier: 20020005413} }