TY - DATA AU - Steven Homer, Anil Nerode, Richard A. Platek, Gerald E. Sacks, Andre Scedrov, Piergiorgio Odifreddi TI - Logic and Computer Science SN - 9783540471356 PY - 1990/// PB - Springer Berlin Heidelberg KW - Mathematics and Statistics UR - https://doi.org/10.1007/BFb0093921 ER -