Lupşa, Liana, et al. “ An Algorithm for Multicriteria Transportation Problems”.
Rev. Anal. Numér. Théor. Approx.
, vol. 28, no. 2, Aug. 1999, pp. 163-72,
https://ictp.acad.ro/jnaat/journal/article/view/1999-vol28-no2-art6
.