https://opac.ru.ac.bd/cgi-bin/koha/opac-search.pl?q=ccl=an%3A26257&sort_by=relevance&format=rss 4 0 100 ISBN: https://opac.ru.ac.bd/cgi-bin/koha/opac-detail.pl?biblionumber=8433 By Hartree, Douglas R..
Oxford : Clarendon Press, 1958 .
xvi, 302 p. : 25 cm..

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]]> https://opac.ru.ac.bd/cgi-bin/koha/opac-detail.pl?biblionumber=8433 ISBN: https://opac.ru.ac.bd/cgi-bin/koha/opac-detail.pl?biblionumber=9194 By Hartree, Douglas R..
New York : J. Wiley, 1957 .
xiii, 181 p. : 23 cm..

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]]> https://opac.ru.ac.bd/cgi-bin/koha/opac-detail.pl?biblionumber=9194 ISBN: https://opac.ru.ac.bd/cgi-bin/koha/opac-detail.pl?biblionumber=66740 By Hartree, Douglas R..
Cambridge : Cambridge University Press, 1950 .
ix, 138 p. : 26 cm..

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]]> https://opac.ru.ac.bd/cgi-bin/koha/opac-detail.pl?biblionumber=66740 ISBN: https://opac.ru.ac.bd/cgi-bin/koha/opac-detail.pl?biblionumber=68718 By Hartree, Douglas R..
New York : John Wiley & Sons, 1957 .
xiii, 181 p. : 23 cm..

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