(7216) Environmental and Societal Impacts Group (ESIG) visitor: Nguyen Huu Ninh, Hanoi University, Vietnam, 1987-10-30

(7216) Environmental and Societal Impacts Group (ESIG) visitor: Nguyen Huu Ninh, Hanoi University, Vietnam, 1987-10-30, - 02 COMM. UCAR Communications Records, - 02-COMM. National Center for Atmospheric Research (NCAR) Archives. https://aspace.archives.ucar.edu/repositories/2/archival_objects/19034 Accessed December 27, 2025.