2002, JOURNAL OF OPERATOR THEORY, Karlovich,AY
2003, ALGEBRA UNIVERSALIS, Araujo,J;Mitchell,JD;Silva,N
2003, COMMUNICATIONS IN ALGEBRA, Rodrigues,PJV;Silva,HJ
2003, SIAM JOURNAL ON MATRIX ANALYSIS AND APPLICATIONS, Johnson,CR;Duarte,AL;Saiago,CM
2003, Colloquium Mathematicum, Ara√∫jo,J
2003, ANNALS OF OPERATIONS RESEARCH, Correia,I;Captivo,ME
2003, ECOLOGICAL MODELLING, Couto,P
2003, OPERATIONS RESEARCH LETTERS, Barcia,P;Cerdeira,JO
2003, STOCHASTIC ANALYSIS AND MATHEMATICAL PHYSICS II, Cipriano,F
2003, Applied Mathematics and Computation, Monsalve,M;Moreno,J;Escalante,R;Raydan,M