Columbia subject headings:
Biometry--Congresses.
Electronics in criminal investigation--Congresses.
Forensic sciences--Congresses.
Law enforcement--Technological innovations--Congresses.
Smuggling--Congresses.
Harvard subject headings:
Princeton subject headings:
Biometry--Congresses.
Electronics in criminal investigation--Congresses.
Forensic sciences--Congresses.
Law enforcement--Technological innovations--Congresses.
Smuggling--Congresses.