STACS 91 : 8th annu. symp. on theoretical aspects of computer science., Feb.1991, Hamburg:Proc. / Ред.Ed.: C. Choffrut, M. Jantzen, 1991. - X, 548 p. 548 p. - Текст : непосредственный.
STACS 90 : 7th annu.symp.on theoretical aspects of computer science, Rouen, Febr.22-24, 1990Proc. / ed. C. Choffrut, ed. T. Lengauer, 1990. - 311 p.
STACS 90 : 7th annu.symp.on theoretical aspects of computer science, Rouen, Febr.22-24, 1990Proc. / ed. C. Choffrut, ed. T. Lengauer, 1990. - 311 p. - Текст : непосредственный.