Policy for building safety accident prevention system using beacon-based technology: focused on school safety policy cases
Keyword(s):
Keyword(s):
2015 ◽
Vol 22
(5)
◽
pp. 11-22
Keyword(s):
2016 ◽
Vol 23
(1)
◽
pp. 33-42
Keyword(s):
2021 ◽
Vol 1916
(1)
◽
pp. 012093