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Lee, Min; Oh, Hee Effective circle count for Apollonian packings and closed horospheres. (English) Zbl 1276.52019 Geom. Funct. Anal. 23, No. 2, 580-621 (2013). Reviewer: Egon Schulte (Boston) MSC: 52C26 PDFBibTeX XMLCite \textit{M. Lee} and \textit{H. Oh}, Geom. Funct. Anal. 23, No. 2, 580--621 (2013; Zbl 1276.52019) Full Text: DOI arXiv