What does PPA stand for?
PPA stands for "Particle Physics and Astronomy"
How to abbreviate "Particle Physics and Astronomy"?
"Particle Physics and Astronomy" can be abbreviated as PPA
What is the meaning of PPA abbreviation?
The meaning of PPA abbreviation is "Particle Physics and Astronomy"
What does PPA mean?
PPA as abbreviation means "Particle Physics and Astronomy"
