Engelmann spruce (Picea engelmannii ...
George Spencer-Churchill is the name of ...
Ilona Ostrowska ( born May 25, 1974 in Szczecin, Poland ...
The Inexzyklus is an eclipse cycle with a period ...
The abbreviation IPSC stands for ...
Kashima Antlers...
Paul Polman ( born July 11, 1956 in Enschede) is a ...
The problem of the museum guard (s: Art gallery problem The following ...