Sternberg, R. L., Kalinowski, A. J., & Papadakis, J. S. (1980). Nonlinear partial differential equations in engineering and applied science: Proceedings of a conference sponsored by Office of Naval Research, held at University of Rhode Island, Kingston, Rhode Island. M. Dekker.

Sternberg, Robert L., Anthony J. Kalinowski, và John S. Papadakis. Nonlinear Partial Differential Equations in Engineering and Applied Science: Proceedings of a Conference Sponsored by Office of Naval Research, Held at University of Rhode Island, Kingston, Rhode Island. New York: M. Dekker, 1980.

Sternberg, Robert L., et al. Nonlinear Partial Differential Equations in Engineering and Applied Science: Proceedings of a Conference Sponsored by Office of Naval Research, Held at University of Rhode Island, Kingston, Rhode Island. M. Dekker, 1980.