4Céline Weyermann,Dieter Kirsch,César Costa Vera,Bernhard Spengler.A GC/MS study of the drying of ballpoint pen ink on paper[J].Forensic Science International.2006(2)
5Yi-Zi Liu,Jing Yu,Meng-Xia Xie,Ye Chen,Guo-Yu Jiang,Yue Gao.Studies on the degradation of blue gel pen dyes by ion-pairing high performance liquid chromatography and electrospray tandem mass spectrometry[J].Journal of Chromatography A.2006(1)
6Jay Siegel,John Allison,Donna Mohr,Jamie Dunn.The use of laser desorption/ionization mass spectrometry in the analysis of inks in questioned documents[J].Talanta.2005(2)