1. Lateral Outflow Over Side Weirs
2. Ho Ta Khanh, M., Chi Hien, T. & Thanh Hai, N. 2011. Main results of the P.K. weir model tests in Vietnam (2004 to 2010). Proc. International Workshop on Labyrinths and Piano Key Weirs PKW 2011, CRCPress, 191-198.
3. Discharge coefficients for free and submerged flow over Piano Key weirs
4. Hydraulic design of A-type Piano Key Weirs