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2. Bal, S., 1999b. Numerical analysis of cavitating hydrofoils under a free surface. Ocean Engineering Group Report No: 99-5, Department of Civil Engineering, The University of Texas at Austin.
3. Bal, S., 2001. Second-order free surface effect on cavitating 3-D hydrofoils. In: Proceedings of the ISOPE-2001 Symposium, Stavanger, Norway, pp. 554–561.
4. Lift and drag characteristics of swept and V-type hydrofoils;Bal;Transactions, RINA, International Journal of Maritime Engineering,2005
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