Phuong, N.T., Duc, T.V. and Thanh, L.C. 2019. On the Performance of a Simple Approximation Algorithm for the Longest Path Problem. Journal of Computer Science and Cybernetics. 35, 1 (Mar. 2019), 57–68. DOI:https://doi.org/10.15625/1813-9663/35/1/12935.