Physical Review Letters. American Physical Society (APS), New York, NY. English. [2 vols. (= 26 issues each) a year]
Journal, ISSN 0031-9007; 1079-7114/e
http://prl.aps.org/
No longer indexed. continues in part: Phys. Rev., II. Ser. (ISSN 0031-899X).
Library shelfmarks: TIB:ZS 919/A/FBP Z; GOE:ZB 16420 / BBP