What does VOS stand for?
VOS stands for "Volunteer Observing System"
How to abbreviate "Volunteer Observing System"?
"Volunteer Observing System" can be abbreviated as VOS
What is the meaning of VOS abbreviation?
The meaning of VOS abbreviation is "Volunteer Observing System"
What does VOS mean?
VOS as abbreviation means "Volunteer Observing System"
