Functional equations and modelling in science and engineering / Enrique Castillo,
Maria Reyes Ruiz-Cobo.- M. Dekker, 1992
Information trouvée : Matematica aplicada y ciencias de la computacion, Universidad de Cantabria, Santander,
Spain
http://authorities.loc.gov/cgi-bin/Pwebrecon.cgi?DB=local&PAGE=First.