- Professional Association of Volleyball Officials
- www.pavo.org
- Information from this professional association organization dedicated to training and certifying volleyball referees.
3.5
(si*)
<10
-
4
- Todd's Volleyball Page
- www.vbref.org
- Information on volleyball rules and equipment. Features a photo gallery and court construction details.
3.4
(si*)
-
-
4
- Heartland Volleyball Officials Association
- hvoa_vbrefs.homestead.com
- Meeting schedule and minutes, as well as membership information, high school officials in central Illinois.
3.0
(si*)
-
-
2
The rating value is calculated according to the algorithm, which considers all rating indicators.
As soon as number of users ratings reaches defined level, the rating is to be substituted by the users one.