TY - RPRT TI - Solar velocity fields - Five minute oscillations and supergranulation AU - Frazier, E. N. AU - Howard, R. AU - Tanenbaum, A. S. AU - Wilcox, J. M. PY - 1969 UR - https://ntrs.nasa.gov/citations/19690020638 ID - 19690020638 ER -