TY - BOOK AU - Gross Jurgen H & Peter Roepstorff TI - Mass Spectrometry : A Text Book .-2nd edn .-978-3-642-10709-2 SN - 978-3-642-10709-2 U1 - E5:28 P11/B27381 PY - 2011/// PB - Springer-Verlag Berlin, Heidelberg ER -