Oscillation and boundedness criteria for a class of nonlinear differential systems Nehari 10.1184/R1/6479063.v1 https://kilthub.cmu.edu/articles/journal_contribution/Oscillation_and_boundedness_criteria_for_a_class_of_nonlinear_differential_systems/6479063 Mathematics Technical Report 1970-01-01 00:00:00 Differential equations Nonlinear. Oscillations. Functions Continuous.