The expert search is based on CQL-syntax.
A query over various indices will be combined with Boolean operators.
Phrase searches are produced by "…".
Wildcards for any number of characters: *
Wildcard for exactly one character: ?
Search keys may be written in lower case or in capital letters. A blank space must not be placed directly after an equal sign.
||tit=abacus AND ort=oxford
For more information, please see page