Open Science Research Excellence
Pravesh Chandra Shukla and  Kunal Ghosh,  Revival of the Modern Wing Sails for the Propulsion of Commercial Ships.   journal   = {International Journal of Physical and Mathematical Sciences}, [online]. World Academy of Science, Engineering and Technology. March 2009, vol. 27(3). 207 - 212[viewed 17 July 2019]. Available from: http://waset.org/publications/245.