@article{b94eaf9a5ca241c2a0a7d83e86eda791,
title = "Infrared Spectroscopy of Fragments of Protonated Peptides: Direct Evidence for Macrocyclic Structures of b5 Ions",
author = "U. Erlekam and B.J. Bythell and D. Scuderi and \{Van Stipdonk\}, M. and B. Paizs and P. Ma{\^i}tre",
year = "2009",
month = jul,
day = "28",
doi = "10.1021/ja903390r",
language = "English",
volume = "131",
pages = "11503--11508",
journal = "Journal of the American Chemical Society",
issn = "0002-7863",
publisher = "American Chemical Society",
number = "32",
}