Computable operators on regular sets
M. Ziegler, in: Computability and Complexity in Analysis, 2004, pp. 392–404.
LibreCat: /record/18260
DOI: 10.1002/malq.200310107

Computability on Regular Subsets of Euclidean Space
M. Ziegler, Mathematical Logic Quarterly (MLQ) 48 (2002) 157–181.
LibreCat: /record/18176
DOI: 10.1002/1521-3870(200210)48:1+<157::aid-malq157>3.0.co;2-4