Development of humming call system for blocking spam on a smartphone
Crossref DOI link: https://doi.org/10.1007/s11042-017-4511-6
Published Online: 2017-03-10
Published Print: 2017-08
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Sung, Chang Soo
Kim, Chi Ha
Park, Joo Yeon
License valid from 2017-03-10
