TY - RPRT TI - Comparison of modal test results - Multipoint sine versus single-point random AU - Leppert, E. L. AU - Lee, S. H. AU - Day, F. D. AU - Chapman, P. C. AU - Wada, B. K. PY - 1976 UR - https://ntrs.nasa.gov/citations/19770045352 ID - 19770045352 ER -