Generalized variation-of-constants formula for nonlinear functional differential equations
1987 ◽
Vol 24
(3)
◽
pp. 263-274
◽
1995 ◽
Vol 125
(1)
◽
pp. 1-12
◽
2006 ◽
Vol 317
(2)
◽
pp. 668-689
◽
2002 ◽
Vol 179
(1)
◽
pp. 336-355
◽
2012 ◽
Vol 218
(19)
◽
pp. 9974-9979
◽
2014 ◽
Vol 197
(1)
◽
pp. 45-65
◽