None Typology type Legal-instrument 20/1990/WAL Dataset Tree preservation order Reference 20/1990/WAL
None Typology type Legal-instrument 21/1990/BAR Dataset Tree preservation order Reference 21/1990/BAR
None Typology type Legal-instrument 22/1990/FOR Dataset Tree preservation order Reference 22/1990/FOR
None Typology type Legal-instrument 23/1990/STU Dataset Tree preservation order Reference 23/1990/STU
None Typology type Legal-instrument 24/1990/BLE Dataset Tree preservation order Reference 24/1990/BLE
None Typology type Legal-instrument 25/1990/WOM Dataset Tree preservation order Reference 25/1990/WOM