S. Yao, B. Mukherjee, S. J. B. Yoo, and S. Dixit, “A unified study of contention resolution schemes in optical packet switched networks,” Journal of Lightwave Technology, Vol. 21, No. 3, pp. 672–683, 2003.
 I. Chlamtac, V. Elek, A. Fumagalli, and C. Szabo, “Scalable WDM access network architecture based on photonic slot routing,” IEEE/ACM Transactions on Networking, Vol. 7, No. 1, pp. 1–9, February 1999.
 S. P. Singh, A. Mukherjee, and V. K. Chaubey, “Wave-length conversion algorithm in an intelligent optical network from a multilayered approach,” Journal of Optical Networking (OSA), No. 3, pp. 354–362, 2004.
 S. Rangarajan, Z. Hu, and L. Rau, “All optical contention resolution with wavelength conversion for asynchronous variable-length 40Gb/s optical packets,” IEEE Photonics Technology Letters, Vol. 16, No. 2, February 2004.
 S. Sen and V. K. Chaubey , “A novel electronic device for high speed WDM optical network operations capable of intelligent routing based on simulated electrical network approach,” Optics Communications, No. 248, pp. 131–146, 2005.
 L. Tancevski, S. Yegnanarayanan, G. Castanon, L. Tamil, F. Masetti, and T. McDermott, “Optical routing of asyn-chronous, variable length packets,” IEEE Journal on Se-lected Areas in Communications, Vol. 18, pp. 2084–2093, October 2000.