000			00412nmm a2200145Ia 4500
008			230202s9999||||xx |||||||||||||||||und||
020			_a9783540378235
100			_aG. Rozenberg, A. Salomaa
245		0	_aL Systems
250			_a1974
260			_bSpringer Berlin Heidelberg _c1974
440			_aLecture Notes in Computer Science
650			_aComputer Science
856			_uhttps://doi.org/10.1007/3-540-06867-8
999			_c25827 _d25827