Rowett, F. E. Proceedings of the Royal Society of London. Series A, Containing Papers of a Mathematical and Physical Character.
91
(1915)
628
- p.
291-303
,
1915
Rowett, F. E. Proceedings of the Royal Society of London. Series A, Containing Papers of a Mathematical and Physical Character.
89
(1914)
614
- p.
528-543
,
1914