✓

@book{book_833268,
    title = {Symmetry Methods for Differential Equations: A Beginner’s Guide},
    author = {Peter E. Hydon},
    publisher = {Cambridge University Press},
    isbn = {0521497868,9780521497862,0521497035,9780521497039},
    year = {2000},
    series = {Cambridge Texts in Applied Mathematics},
    edition = {},
    volume = {},
    url = {http://gen.lib.rus.ec/book/index.php?md5=f48b9b4c595503f025b584635833732b},
    date-added = {2024-1-31 11:32:34 +0100}
}

@book{book_833268, title = {Symmetry Methods for Differential Equations: A Beginner’s Guide}, author = {Peter E. Hydon}, publisher = {Cambridge University Press}, isbn = {0521497868,9780521497862,0521497035,9780521497039}, year = {2000}, series = {Cambridge Texts in Applied Mathematics}, edition = {}, volume = {}, url = {http://gen.lib.rus.ec/book/index.php?md5=f48b9b4c595503f025b584635833732b}, date-added = {2024-1-31 11:32:34 +0100} }