Acta
Acta informatica / edited by F.L. Bauer ... [et al.] / editor-in-chief P.G. Ciarlet and R.S. Varga. -- 1999/2000, vol. 36, fasc. 5-12. -- vol. 36, fasc. 5-12 (1999/2000). -- Berlin ; Heidelberg : Springer. -- ISSN : 00015903.
519.72