%0 Journal Article %T Application of Digital Marketing Innovation Technology to Improve Service Promotion Efficiency %A Podzorova, G.. %A Kirillova, V.E. %A Pleshkova, N.A. %A Gryaznova, N.L. %K internet marketing, website, SEO optimization, contextual advertising, QR-code %J Bulletin of Kemerovo State University. Series: Political, Sociological and Economic sciences %D 2019 %N 2019 %P 5 %I Kemerovo State University