TY - RPRT TI - Choosing between atmospheric pressure chemical ionization and electrospray ionization interfaces for the HPLC/MS analysis of pesticides AU - E.M. Thurman AU - I. Ferrer AU - D. Barcelo PY - 2001 DO - 10.1021/ac010506f UR - https://pubs.usgs.gov/publication/70023087 ID - 70023087 ER -