1. The problem of establishing the sequence of superimposed lines. Part I.;Mathyer;International Criminal Police Review,1980
2. The problem of establishing the sequence of superimposed lines. Part II.;Mathyer;International Criminal Police Review,1980
3. Sequence of writings;Godown;Journal of Criminal Law, Criminology and Police Sciences,1963
4. Establishing the sequence of superimposed lines;Villanova;International Criminal Police Review,1969
5. Establishing the sequence of intersecting ball-point pen strokes;Strach;Forensic Science International,1978