[1] Black R J, Bourbonnais R. Core-mode cutoff for finite-cladding lightguides. IEE Pt. J, 1986, 133(6):377～384

[2] Black R J, Lapierre J, Bures J. Field evolution in doubly clab lightguides. IEE Pt. J, 1987, 134(2):105～110

[3] Henry W M, Love J D. Spot size variation in non-adiabatic single mode fibre tapers. IEE Pt. J, 1989, 136(4):219～224

[4] Black R J, Bures J, Lapierre J. Finite-cladding fibres: HE12 and local-normal-mode coupling evolution. IEE Pt. J, 1991, 138(5):330～336

[5] Love J D, Henry W M, Stewart W J et al.. Tapered single-mode fibres and devices Part 1: Adiabaticity citeria. IEE Pt. J, 1991, 138(5):343～354

[6] Black R J, Lacroix S, Gonthier F et al.. Tapered single-mode fibres and devices Part 2: Experimental and theoretical quantification. IEE Pt. J, 1991, 138(5):355～364

[7] Boucouvalas A C, Georgiou G. Tapering of single-mode optical fibers. IEE Pt. J, 1986, 133(6):385～392

[8] Burns W K, Abebe M, Villarruel C A. Parabilic model for shape of fiber taper. Appl. Opt., 1985, 24(17):2753～2755

[9] Kenny R P, Birks T A, Oakely K P. Control of optical fiber taper shape. Electron. Lett., 1991, 27(18):1654～1656

[10] Lochmann S, Labs J M, Sharma A B. Accurate physical fusion taper shape model for waveguide analysis. Electron. Lett., 1993, 29(2):1785～1786

[13] Lacroix S, Bourbonnais R, Gonthier F et al.. Tapered monomode optical fibers: Understanding large power tranfer. Appl. Opt., 1986, 25(23):4421～4425