Media type: E-Article Title: On the Perimeter and Area of the Unit Disc Contributor: ÃÂlvarez Paiva, Juan Carlos; Thompson, Anthony imprint: JSTOR, 2005 Published in: The American Mathematical Monthly Language: English DOI: 10.2307/30037412 ISSN: 0002-9890 Keywords: General Mathematics Origination: Footnote: Access State: Open Access