@article{agora 61701, author = {Frank van Erkel}, title = {Geomatica. De visualisatie van gegevens.}, volume = {5}, year = {1989}, url = {https://openjournals.ugent.be/agora/article/id/61701/}, issue = {5}, doi = {10.21825/agora.v5i5.15159}, abstract = {}, month = {12}, pages = {p. 14}, publisher={Stichting Tijdschrift AGORA}, journal = {AGORA Magazine} }