TY  - JOUR
T1  - The Principles of Internal Ballistics
JF  - Proceedings of the Royal Society of London. Series A, Containing Papers of a Mathematical and Physical Character (1905-1934)
VL  - 100
IS  - 704
SP  - 289
EP  - 305
PY  - 1921/12/01/
UR  - http://dx.doi.org/10.1098/rspa.1921.0087
M3  - doi:10.1098/rspa.1921.0087
AU  - Proudman, J.
ER  -