Smartphone usage in the 21st century: who is active on WhatsApp?
Crossref DOI link: https://doi.org/10.1186/s13104-015-1280-z
Published Online: 2015-08-04
Published Print: 2015-12
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Montag, Christian
Błaszkiewicz, Konrad
Sariyska, Rayna
Lachmann, Bernd
Andone, Ionut
Trendafilov, Boris
Eibes, Mark
Markowetz, Alexander