Johnston, Harold T., Hamill, Gerard A., Wilson, Paul R. and Ryan, Donal (2013) Influence of a boundary on the development of a propeller wash. Ocean Engineering, 61 . pp. 50-55. [Journal article]

Ryan, Donal, Hamill, Gerard A. and Johnston, Harold T. (2013) Determining propeller induced erosion alongside quay walls in harbours using Artificial Neural Networks. Ocean Engineering, 59 . pp. 142-151. [Journal article]

Ryan, Donal and Hamill, G. A. (2012) Determining Propeller Erosion at the Stern of a Berthing Ship. Journal of Waterway, Port, Coastal, and Ocean Engineering, ASCE, 37 pp, DOI: 10.1061/(ASCE)WW.1943-5460.0000151 [Internet publication]

Ryan, Donal and Hamill, Gerard (2011) Estimating Propeller Scour at Quays alongside a Berthing Ship. Water and Maritime Engineering, 164 (2). pp. 59-70. [Journal article]

Ryan, D, Hamill, G.A. and Johnston, H. T. (2009) Effect of rudder angle on propeller wash velocities at a seabed. Water and Maritime Engineering, 162 (MA1). pp. 27-38. [Journal article]