Santiago Cardona, Diego A. Escobar, Carlos A. Moncada
      Calculation of turns costs in accessibility models. Case study: Manizales, Colombia
      Contemporary Engineering Sciences, Vol. 11, 2018, no. 56, 2777-2791
      https://doi.org/10.12988/ces.2018.86282

Copyright © 2018 Santiago Cardona, Diego A. Escobar and Carlos A. Moncada. This article is distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.