Develop real-time dosimetry concepts and instrumentation for long-term missions. Technical progress report, February 1981 to February 1982, report, May 1, 1982; (https://digital.library.unt.edu/ark:/67531/metadc1059222/m1/1/: accessed July 16, 2024), University of North Texas Libraries, UNT Digital Library, digital.library.unt.edu; .