Cinquanta, Ottavio; Schmid, Fredi (7 May 2007). "Communication No. 1445"(PDF). International Skating Union. Archived from the original(PDF) on 7 July 2007.
Cinquanta, Ottavio; Schmid, Fredi (7 May 2007). "Communication No. 1445"(PDF). International Skating Union. Archived from the original(PDF) on 7 July 2007.