Open Science Research Excellence
Xin Wang and  Yuanzhong Wang,  Horizontal Directivity of Pipa Radiation.   journal   = {International Journal of Mechanical, Aerospace, Industrial, Mechatronic and Manufacturing Engineering}, [online]. World Academy of Science, Engineering and Technology. May 2015, vol. 101(5). 808 - 811[viewed 18 June 2019]. Available from: http://waset.org/publications/10001322.