✓

@book{book_1538777,
    title = {Finite Operator Calculus With Applications to Linear Recursions},
    author = {Heinrich Niederhausen},
    publisher = {},
    isbn = {},
    year = {2013},
    series = {expository notes},
    edition = {},
    volume = {},
    url = {http://gen.lib.rus.ec/book/index.php?md5=016189785cf6d3bff2e9bb73be341f60},
    date-added = {2024-4-4 11:53:28 +0100}
}

@book{book_1538777, title = {Finite Operator Calculus With Applications to Linear Recursions}, author = {Heinrich Niederhausen}, publisher = {}, isbn = {}, year = {2013}, series = {expository notes}, edition = {}, volume = {}, url = {http://gen.lib.rus.ec/book/index.php?md5=016189785cf6d3bff2e9bb73be341f60}, date-added = {2024-4-4 11:53:28 +0100} }