SpringerLink (Online service), Ragia, L., Laurini, R., & Rocha, J. G. (2019). Geographical Information Systems Theory, Applications and Management: Third International Conference, GISTAM 2017, Porto, Portugal, April 27-28, 2017, Revised Selected Papers (1st ed. 2019.). Springer International Publishing : Imprint: Springer. https://doi.org/10.1007/978-3-030-06010-7
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Lemonia Ragia, Robert Laurini, και Jorge Gustavo Rocha. Geographical Information Systems Theory, Applications and Management: Third International Conference, GISTAM 2017, Porto, Portugal, April 27-28, 2017, Revised Selected Papers. 1st ed. 2019. Cham: Springer International Publishing : Imprint: Springer, 2019. https://doi.org/10.1007/978-3-030-06010-7.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. Geographical Information Systems Theory, Applications and Management: Third International Conference, GISTAM 2017, Porto, Portugal, April 27-28, 2017, Revised Selected Papers. 1st ed. 2019. Springer International Publishing : Imprint: Springer, 2019. https://doi.org/10.1007/978-3-030-06010-7.
