@Article{isprs-annals-IV-4-W6-1-2018,
AUTHOR = {Arroyo Ohori, K. and Labetski, A. and Agugiaro, G. and Koeva, M. and Stoter, J.},
TITLE = {PREFACE},
JOURNAL = {ISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences},
VOLUME = {IV-4/W6},
YEAR = {2018},
PAGES = {1--1},
URL = {https://isprs-annals.copernicus.org/articles/IV-4-W6/1/2018/},
DOI = {10.5194/isprs-annals-IV-4-W6-1-2018}
}