Any field Subject Subject phrase Personal Personal phrase Title Title phrase UDC BBC Author Author phrase Corporate name Corporate name phrase Conference name Conference name phrase Publisher Publisher location Record identifier ISBN
and or not Any field Subject Subject phrase Personal Personal phrase Title Title phrase UDC BBC Author Author phrase Corporate name Corporate name phrase Conference name Conference name phrase Publisher Publisher location Record identifier ISBN [+] [-]
(For example: 1999-2001. You could also use "-1987" for everything published in and before 1987 or "2008-" for everything published in 2008 and after.)
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