Udaya Kumar Reddy K. R and K. Viswanathan Iyer, All-Pairs Shortest-Paths Problem for Unweighted Graphs in O(n2 log n) Time. journal = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology. March 2009, vol. 26(2). 320 - 326 [viewed 20 September 2024]. Available from: https://publications.waset.org/pdf/8870.