M. Kodama, "Algorithm 877: A subroutine
package for cylindrical functions of complex order and nonnegative argument," ACM Trans. Math. Software 34, 1-21 (2008) Article
22.

J. Ctyroký, I. Richter, M. Sinor, "Dual resonance in a waveguide-coupled ring
microresonator," Opt. Quantum Electron. 38, 781-797 (2006).

K. R. Hiremath, M. Hammer, R. Stoffer, L. Prkna, J. Ctyroky, "Analytic approach to dielectric bent slab
waveguides," Opt. Quantum Electron. 37, 37-61 (2005).

A. Yariv, "Critical Coupling and Its Control Optical Waveguide," Ring Resonator Syst. 14, (2002).

L. Djaloshinski, M. Orenstein, "Disk and ring microcavity lasers
and their concentric coupling," IEEE J. Quantum
Electronics 35, 737-744 (1999).

B. E. Little, W. P. Huang, "Coupled-mode theory for optical
waveguides," Progr. Electromagn. Res. Pier 10 217-270 (1995).

T. Yamamoto, M. Koshiba, "Numerical analysis of curvature
loss in optical waveguides by the finite-element method," J. Lightw. Technol. 11, 1579-1583 (1993).

H. A. Haus, W. P. Haung, S. Kawakami, N. A. Whitaker, "Coupled-mode theory of optical
waveguides," J. Ligthw. Technol. LT-5, 16-23 (1987).

A. Hardy, W. Streifer, "Coupled mode theory of parallel
waveguides," J. Ligthw. Technol. LT-3, 1135-1146 (1985).

M. Heiblum, J. H. Harris, "Analysis of curved optical
waveguides by conformal transformation," IEEE
J. Quantum Electron. QE-11, 75-83 (1975).

D. Marcuse, "The coupling of degenerate
modes in tow parallel dielectric waveguides," Bell
Syst. Tech. J. 50, 1791-1815 (1971).

D. Marcuse, "Bending losses of the asymmetric
slab waveguide," Bell Syst. Tech. J. 50, (1971).

E. A. Marcatili, "Bends in optical dielectric
guides," Bell Syst. Tech. J. 2103-2160 (1969).

M. Kodama, "Algorithm 877: A subroutine
package for cylindrical functions of complex order and nonnegative argument," ACM Trans. Math. Software 34, 1-21 (2008) Article
22.

D. Marcuse, "The coupling of degenerate
modes in tow parallel dielectric waveguides," Bell
Syst. Tech. J. 50, 1791-1815 (1971).

E. A. Marcatili, "Bends in optical dielectric
guides," Bell Syst. Tech. J. 2103-2160 (1969).

D. Marcuse, "Bending losses of the asymmetric
slab waveguide," Bell Syst. Tech. J. 50, (1971).

M. Heiblum, J. H. Harris, "Analysis of curved optical
waveguides by conformal transformation," IEEE
J. Quantum Electron. QE-11, 75-83 (1975).

L. Djaloshinski, M. Orenstein, "Disk and ring microcavity lasers
and their concentric coupling," IEEE J. Quantum
Electronics 35, 737-744 (1999).

T. Yamamoto, M. Koshiba, "Numerical analysis of curvature
loss in optical waveguides by the finite-element method," J. Lightw. Technol. 11, 1579-1583 (1993).

A. Hardy, W. Streifer, "Coupled mode theory of parallel
waveguides," J. Ligthw. Technol. LT-3, 1135-1146 (1985).

H. A. Haus, W. P. Haung, S. Kawakami, N. A. Whitaker, "Coupled-mode theory of optical
waveguides," J. Ligthw. Technol. LT-5, 16-23 (1987).

J. Ctyroký, I. Richter, M. Sinor, "Dual resonance in a waveguide-coupled ring
microresonator," Opt. Quantum Electron. 38, 781-797 (2006).

K. R. Hiremath, M. Hammer, R. Stoffer, L. Prkna, J. Ctyroky, "Analytic approach to dielectric bent slab
waveguides," Opt. Quantum Electron. 37, 37-61 (2005).

B. E. Little, W. P. Huang, "Coupled-mode theory for optical
waveguides," Progr. Electromagn. Res. Pier 10 217-270 (1995).

A. Yariv, "Critical Coupling and Its Control Optical Waveguide," Ring Resonator Syst. 14, (2002).

M. A. McHenry, D. C. Chang, “Coupled mode theory of tow
non-parallel dielectric waveguides,” Electromagnetics
Lab. Dept. Electrical Eng., Univ, Colorado BoulderCOUSA Scientific Report no. 73.

G. N. Watson, A Treatise on the Theory of Bessel
Functions (Cambridge University Press, 1922).

R. Stoffer, K. R. Hiremath, M. Hammer, "Comparison of coupled mode
theory and FDT simulations of coupling between bent and straight optical waveguides," Proc. AIP Int. School Quantum Electron. (2004) pp. 366-377.

K. R. Hiremath, R. Stoffer, M. Hammer, "Coupled mode theory and FDT
simulations of the coupling between bent and straight optical waveguides," Proc. Symp. IEEE/Leos Benelux Chapter (2003) pp. 33-36.

H. A. Haus, Prentice-Hall Series in Solid State Physical Electronics .

J. Torres, A. Baptista, V. M. Machado, "Analysis of dielectric ring
slab waveguides with interband absortion," Proc.
EUROCON (2011) pp. 1-6.

J. Torres, A. Baptista, V. M. Machado, "Analysis of dielectric optical
ring slab waveguides with a layred refractive index," Proc.
18th Telecommun. Forum, TELFOR (2010) pp. 910-913.

J. Torres, A. Baptista, V. M. Machado, "Curvature losses of slab waveguides
using analytical and FEM analysis," Proc. ODEF10 (2010) pp. 1-3.

D. G. Rabus, Integrated Ring Resonators .