H. Engels
- The Limits Attainable in Improving the Navigability of Rivers by Means or Regulation. Dans: Transactions of the American Society of Civil Engineers, v. 29, n. 2 ( 1893). (1893):
- Closed-form analysis of external patch repairs of laminates. Dans: Composite Structures, v. 56, n. 3 (mai 2002). (2002):