1959 March, “The 2,500 h.p. electric locomotives for the Kent Coast electrification”, in Trains Illustrated, pages 124–125:
The body design has been carried out to the requirements of the B.T.C. Design Panel in association with the Design Research Unit and its lines are described as "intentionally unelaborate".
2024 October 8, DarkSky International, DarkSky International releases guiding principles for responsible astrotourism[1]:
Astrotourism has the potential to catalyze positive change and reduce light pollution globally, but it must be pursued intentionally with utmost concern for local communities and the natural environment.