*
at the end of a keyword allows wildcard searches
"
quotes can be used for searching phrases
+
represents an AND search (default)
|
represents an OR search
-
represents a NOT operation
(
and )
implies priority
~N
after a word specifies the desired edit distance (fuzziness)
~N
after a phrase specifies the desired slop amount
GGOS ICGEM
Global Geodetic Observing System at GFZ International Center for Global Gravity Field Models
Repozytorium Uniwersytetu Przyrodniczego we Wrocławiu
Repository of Wrocław University of Environmental and Life Sciences