Physics Today. Physics Today.
Chicago-viite (17. p.)Physics Today. Physics Today.
MLA-viite (9. p.)Physics Today. Physics Today.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.
Physics Today. Physics Today.
Chicago-viite (17. p.)Physics Today. Physics Today.
MLA-viite (9. p.)Physics Today. Physics Today.