Introduction to circle packing:the theory of discrete analytic functions
Kenneth Stephenson.2005 年出版356 页ISBN:0521823560
EQUATIONS OF PHASE-LOCKED LOOPS DYNAMICS ON CIRCLE,TORUS AND CYLINDER
2007 年出版226 页ISBN:9812770909
THE CIRCLE & THE SPIRAL: A STUDY OF AUSTRALIAN ABORIGINAL AND NEW ZEALAND MAORI LITERATURE
2004 年出版360 页ISBN:9042010487