^
Thomas Overbeck (2018-09-23).
"Van Boening conquers Europe". europeanpocketbilliardfederation.com. European Pocket Billiard Federation. Retrieved 2018-10-16.
^
Thomas Overbeck (2018-10-13).
"Mario He keeps the trophy in Austria". europeanpocketbilliardfederation.com. European Pocket Billiard Federation. Retrieved 2018-10-16.
^
Thomas Overbeck (2018-11-17).
"Fedor Gorst goes all the way". europeanpocketbilliardfederation.com. European Pocket Billiard Federation. Retrieved 2018-12-16.
^
Thomas Overbeck (2018-09-23).
"Van Boening conquers Europe". europeanpocketbilliardfederation.com. European Pocket Billiard Federation. Retrieved 2018-10-16.
^
Thomas Overbeck (2018-10-13).
"Mario He keeps the trophy in Austria". europeanpocketbilliardfederation.com. European Pocket Billiard Federation. Retrieved 2018-10-16.
^
Thomas Overbeck (2018-11-17).
"Fedor Gorst goes all the way". europeanpocketbilliardfederation.com. European Pocket Billiard Federation. Retrieved 2018-12-16.