TY - BOOK ID - 126749526 TI - PRACTICAL APPLICATIONS OF AERIAL PHOTOGRAPHS IN FORESTRY AND OTHER VEGETATION STUDIES/FORESTS IN THE TEMPERATE ZONES/FOREST MANAGE- MENT ACTIVITIES AU - Stellingwerf, D.A. AU - International institute for aerial survey and earth sciences PY - 1968 PB - DELFT: [éditeur inconnu], DB - UniCat UR - https://www.unicat.be/uniCat?func=search&query=sysid:126749526 AB - ER -