Floyd W. Hough
- Miniature System of First-Order Alignment and Triangulation Control. In: Transactions of the American Society of Civil Engineers, v. 106, n. 1 ( 1941). (1941):
- A Conformal and World-Wide Military Grid System. In: Transactions of the American Society of Civil Engineers, v. 121, n. 1 ( 1956). (1956):