Neves, J. ; Moreno, J. ; Proença, H.
Mathematical Problems in Engineering Vol. 0, Nº 0, pp. 1 - 8, September, 2015.
ISSN (print): 1024-123X
ISSN (online): 1563-5147
Scimago Journal Ranking: 0,29 (in 2015)
Digital Object Identifier: 10.1155/2015/427270
