@inbook{CUr/eGo/2004, author = "Urdiales Garc{\'i}a, Cristina and de Trazegnies Otero, Carmen and J. Vazquez Salceda and Sandoval Hern{\'a}ndez, Francisco", note = "ISBN:970-36-0152-9 2004 en e-Goverment and e-Democracy: Progress and Challenges (J. Padget, R. Neira and J. L. D{\'i}az de Le{\'o}n, Eds.). Series Research on Computing Science, EULAT Project, Published by Instituto Polit{\'e}cnico Nacional, M{\'e}xico D.F., M{\'e}xico, Vol. 10", pages = "pp. 176-188", title = "{EG}overnment and {I}dentity {M}anagement: a signature coding method for {PIN} generation", year = "2004", }