1. Mathematical battles;Bowen;Bull. Inst. Math. Appl.,1973
2. Lanchester's square law;Daly;Br. Army Rev.,1982
3. The multi-threat square law battle;Daly;Math. Sci.,1984
4. Lanchester's equations: Mathematics and the art of war;Gye;Math. Sci.,1976
5. Studies in Lanchester theory by the Cunningham School, 1937 onwards;Hynd,1982