1. “A Weighting Function Approach to Modeling of Irregular Surfaces.”;Junkins;Journal of Geophysical Research,April, 1973
2. “Equilibria in Nature-Stable and Unstable.”;Morse;Proceedings of the American Philosophical Society,June, 1949
3. “Relations Between the Critical Points of a Real Function of n Independent Variables.”;Morse;Transactions of the American Mathematical Society,July, 1925
4. “What Is Analysis in the Large.”;Morse;American Mathematics Monthly,June, 1942