BORDASS W., and COHEN R., Making DECs Fly, CIBSE Journal, April 2015, pps 28-30 (0.7 Mb pdf download).

BORDASS W., Fury at Government Plans to Abolish DECs. CIBSE Journal, March 2015, p. 7 (0.06 Mb pdf download).

By kind arrangement with the CIBSE Journal. Author copyright.

Making DECs Fly