Khandker, M.R. and Sultana, B. 2009. Upper Bound on Blocking Probability for Vertically Stacked Optical Banyan Networks with Link Failures and Given Crosstalk Constraint. Journal of Scientific Research. 1, 3 (Aug. 2009), 484–494. DOI:https://doi.org/10.3329/jsr.v1i3.1191.