Tome 2 (1966) no. 12
Sommaire
p. 1547-1552
p. 1553-1560
Stability on a finite time-interval in the case of one nullroot and a pair of purely imaginary roots
p. 1561-1571
p. 1572-1586
p. 1655-1663
p. 1664-1667
p. 1668-1670
p. 1671-1676