Postolache, O. ; Dias Pereira, J. M. ; Girão, P.M.
Microwave and Optical Tech. Letters Vol. 26, Nº 4, pp. 242 - 247, August, 2000.
ISSN (print): 0895-2477
ISSN (online): 1098-2760
Scimago Journal Ranking: 0,41 (in 2000)