1. Wolf, D.F. "The Dynamic Stability of a Non-Rigid Parachute and Payload System," Ph.D. dissertation,University of Rhode Island, Kingston, RI, 1968.
2. Wolf, D.F. "An Investigation of Parachute Dynamic Stability," M.S. thesis,University of Rhode Island, Kingston, RI, 1965.
3. A theory of three-dimensional parachute dynamic stability.
4. Computer Model of a Fully-Deployed Parachute