PARRA HERNÁNDEZ, Ramiro; GUZMÁN DÍAZ, Beatriz Elena; TARAPUEZ CHAMORRO, Edwin. Strategy and generation of value in Colombian service-providing companies. Cuadernos de Administración, [S.l.], v. 34, n. 61, june 2018. ISSN 2256-5078. Available at: <http://cuadernosdeadministracion.univalle.edu.co/index.php/cuadernos_de_administracion/article/view/6005>. Date accessed: 13 dec. 2018. doi: https://doi.org/10.25100/cdea.v34i61.6005.