@article {148811,
	title = {On multi-graded-index soliton solutions for the Boussinesq-Burgers equations in optical communications},
	journal = {Optics Communications},
	volume = {384},
	year = {2017},
	pages = {7-10},
	author = {H.I. Abdel-Gawad and Tantawy, M.}
}
