00542nam a22001577a 4500020001500000082002600015100002300041245008600064260004500150300001300195526003700208650001300245942001200258999001900270952009500289  a0070990069  a515.3bAYRcL-1, P-48  aAyres, Frank98744  aThoery and problems of differential equations in si metric units /cFrank, Ayres.  aNew Delhi :bMcGraw Hill Company,c1981.  a295 p. :  a0b0c0d515_300000000000000_AYR  aMCE9379  2ddccBK  c546681d546681  00102ddc4070aMCEbMCEd2014-06-17l0o515.3 AYRpMCE-16082r2014-06-17w2014-06-17yBK