Designing, specifying, maintaining and operating emergency sound systems for sports grounds, large public buildings, and venues � Code of Practice
1969 ◽
Vol 2
(4)
◽
pp. 391-419
Keyword(s):
1977 ◽
Vol 10
(4)
◽
pp. 174-185
1996 ◽
Vol 26
(11)
◽
pp. 1246-1252
◽
2019 ◽
Vol 18
(2)
◽
pp. 161-192