1
Implementing agreement for cooperation in the development of large scale wind energy conversion systems : Sixth Meeting of Experts Reliability and Maintenance Problems of LS WECS : Aalborg, April 29 - 30, 1981 [E-Book] /
2
Implementing agreement for a programme of research and development on wind energy conversion systems: annex XI : Meeting of experts 0021: electrical systems for wind turbines with constant and variable speed : Göteborg, 07.10.91-08.10.91.
Book
3
Implementing agreement for a programme of research and development on wind energy conversion systems : Meeting of experts 0018: noise generating mechanisms for wind turbines : Petten, 27.11.89-28.11.89.
Book