Sivilevičius, H., L. Maskeliūnaitė, B. Petkevičienė, and K. Petkevičius. “The Model of Evaluating the Criteria, Describing the Quality of Organization and Technology of Travel by International Train”. Transport, vol. 27, no. 3, Sept. 2012, pp. 307-19, doi:10.3846/16484142.2012.724448.