@article {k49,
	title = {Non-perturbative treatment of particle dynamics in a semiclassical photon field},
	journal = {Journal of Physics B: Atomic and Molecular Physics},
	volume = {20},
	year = {1987},
	pages = {4441},
	publisher = {IOP Publishing},
	author = {Cerjan, Charly and Kosloff, Ronnie}
}
