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[CrossRef]

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[CrossRef]
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A. Kumar, “Bistability and hyteresis of solitons in doubly inhomogeneously doped fibers with saturating nonlinearity,” Phys. Rev. E 58, 5021–5024 (1998).

[CrossRef]

A. B. Aceves and M. Santagiustina, “Bistable and tristable soliton switching in collinear arrays of linearly coupled waveguides,” Phys. Rev. E 56, 1113–1123 (1997).

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