Proceedings Of The Royal Society Of London: Mathematical And Physical Sciences, Volume 79/fr-ca/proceedings-of-the-royal-society-of-london-mathematical-and-physical-sciences-volume-79/626A92A7-3B66-4845-A350-46FA28C830C4.html626A92A7-3B66-4845-A350-46FA28C830C4
Proceedings Of The Royal Society Of London: Mathematical And Physical Sciences, Volume 79