What does PTF stand for?
PTF stands for "Polskie Towarzystwo Fizyczne"
How to abbreviate "Polskie Towarzystwo Fizyczne"?
"Polskie Towarzystwo Fizyczne" can be abbreviated as PTF
What is the meaning of PTF abbreviation?
The meaning of PTF abbreviation is "Polskie Towarzystwo Fizyczne"
What does PTF mean?
PTF as abbreviation means "Polskie Towarzystwo Fizyczne"
