by Hesselroth, T., Sarkar, K., van der Smagt, P.P., Schulten, K.
Published in IEEE transactions on systems, man, and cybernetics (01.01.1994)

Published in IMA journal of numerical analysis (01.10.2003)

by Burdakov, Oleg P., Martínez, José Mario, Pilotta, Elvio A.
Published in Annals of operations research (01.11.2002)

by Friedlander, A., Martinez, J. M.
Published in R.A.I.R.O. Recherche opérationnelle (1992)

by Ledoux, J.
Published in IEEE transactions on reliability (01.06.1999)