https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-search.pl?q=ccl=su%3A%22Calculus%20of%20Variations%22&format=rss 4 0 50 ISBN: https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=16629 By Bolza, Oskar .. Chicago : University of Chicago Press , 1904 . 271p. : 22cm ..

]]> https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=16629 ISBN:81-203-1120-5 https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=18332 By Gupta, A.S .. New Delhi : Prentice-Hall of India(Pvt Ltd) , 1997 . vii,242p. ; , Acc No-1797/Math ist edn 2005. 24cm.. 81-203-1120-5

]]> https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=18332 ISBN:9780821887349 https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=56383 Rhode Island AMS Chelsea Publishing . 252pg: , Student Mathematical Library Volume 50 23cm.. 9780821887349

]]> https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=56383 ISBN:9781470425982 https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=59571 By Levi, Mark .. New York American Mathematical Society . 299pg: 23cm.. 9781470425982

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