@proceedings{DasKel_j1989, editor = {J{\"u}rgen~Dassow and Jozef~Kelemen}, title = {{Machines, Languages, and Complexity. Proceedings of the "`International Meeting of Young Computer Scientists"', Smolenice, 1988}}, publisher = {Springer-Verlag}, series = {LNCS}, volume = 381, year = 1989 }