by Eastham, G.B., Chang, K.
Published in IEEE transactions on microwave theory and techniques (01.04.1991)

by Eastham, G.B., Chang, K.
Published in IEEE International Digest on Microwave Symposium (1990)

by Chang, K., Li, M., Eastham, G.B., Hummer, K.A., Speciale, R.A.
Published in International Symposium on Antennas and Propagation Society, Merging Technologies for the 90's (1990)