files land register 14 immovable property 14 firm 9 cadastral maps 9 software 9 wastes 7 more ... audit 6 waste disposal services 6 hardware 5 management information systems 5 information systems 4 control accounting 4 legal rules 4 right of ownership 4 railway lines 4 traffic safety 3 provisions 3 railway crossings 3 environmental pollution 3 geographic information systems 2 hydromeliorations 2 civil-law contracts 2 environment protection 2 drainage 2 environmental law 2 recycling of wastes 2 laws 2 maintenance 2 accounting 2 less ...