Explosives detection by swabbing for improvised explosive devices

James M. E. Glackin, Ross N. Gillanders, Frans Eriksson, Marcus Fjällgren, Joachim Engblom, Salam Mohammed, Ifor D. W. Samuel and Graham A. Turnbull

https://pubs.rsc.org/en/content/articlelanding/2020/AN/D0AN01312A