00486cam a22001574a 4500008004100000020001800041082001700059100001900076245003600095250001900131260005400150300002900204440004100233700002500274700002900299010131s2001 riua b 001 0 eng a978934975008100a516bB945.CM1 aBurago, Dmitri12aA course in metric geometry b/ aIndian edition aProvidence:bAmerican Mathematical Society,c2001 axiv, 415 p. Bibl. Index. 0aGraduate studies in Mathematics,v331 aBurago, Yurieauthor1 aIvanov, Sergeĭeauthor