KNPV                                         

NASAR                       

USA                                                VDH

v.Tiekerhook          Pfalzerheide Kennels        Aloha Schutzhund Club

Shepherds by Kimo     v.d.Tempelhoeve           A1-K9 (England)

Dutch Police K9 Academy    K9-Gardefense       Sport Dogs.nl

Dog Sport Magazine