TY - BOOK AU - Borger E ED - Symposium on Rekursive Kombinatorik( 1983 : Westfalen ) ED - Symposium on Rekursive Kombinatorik TI - Logic and machines : decision problems and complexity : proceedings U1 - 5.131 PY - 1984/// CY - Berlin PB - Springer Verlag KW - Computer science KW - Recursive functions ER -