Characteristic Fragmentations of [MH-CO 2H 2] + in Two Kinds of Amino Acid
She Yi-Min,Xiong Xiao-Hong,Zhou Li;Liu Shu-Ying
Acta Phys. -Chim. Sin. . 1997, (03): 252 -257 .  DOI: 10.3866/PKU.WHXB19970313