How to choose the most appropriate work equipment for performing temporary work at a height - Ευρωπαϊκή Επιτροπή Γενική Διεύθυνση Διεύρυνσης. (Υπηρεσία Επισήμων Εκδόσεων των Ευρωπαϊκών Κοινοτήτων, 2007)
Non- binding guide to good practice for the application of Directive 2001/45/ES of the European Parliament and of the Council concerning the minimum safety and health requirements for the use of work equipment by workers at work.