1. A method for determining the age of a bloodstain;Anderson;Forensic Sci. Int.,2005
2. The estimation of age of bloodstains by HPLC analysis;Andrasko;J. Forensic Sci.,1997
3. Microscopic investigation of a copper molten mark by optical microscopy (OM) and atomic force microscopy (AFM). Procedia Engineering;Ao,2011
4. AFM studies of environmental effects on nanomechanical properties and cellular structure of human hair;Bhushan,2006
5. Atomic force microscope;Binnig;Phys. Rev. Lett.,1986