Gyoutae Park and Geunjun Lyu and Yeonjae Lee and Wooksuk Kim and Jaheon Gu and Sanguk Ahn and Hiesik Kim, A Smart Monitoring System for Preventing Gas Risks in Indoor. journal = {International Journal of Information and Communication Engineering}, [online]. World Academy of Science, Engineering and Technology. June 2015, vol. 102(6). 1420 - 1426 [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/10001537.