Natalia Felitsyn, Michael Peschke and Paul Kebarle
Origin and number of charges observed on multiply-protonated native proteins produced by ESI
International Journal of Mass Spectrometry 219(1) (2002) 39-62
W. Hayes McDonald, Ryoma Ohi, David T. Miyamoto, Timothy J. Mitchison and John R. Yates III
Comparison of three directly coupled HPLC MS/MS strategies for identification of proteins from complex mixtures: single-dimension LC-MS/MS, 2-phase MudPIT, and 3-phase MudPIT
International Journal of Mass Spectrometry 219(1) (2002) 245-251