Rudolph E. Langer

• A first course in ordinary differential equations
• Asymptotic Solutions of Differential Equations and Their Applications. Proceedings of a Symposium Coducted by the Mathematics Research Center, United States Army, at the University of Wisconsin, Madison, May 4-6, 1964.
• Electromagnetic waves
• Electromagnetic Waves (Mathematics Research Center Pubns., No.)
• On numerical approximation