21. Mersey R. D., Malthouse E. C., Calder B. J. (2010) Engagement with Online Media. Journal of Media Business Studies 7 (2): 39--56.
22. Morita M., Shinoda Y. (1994) Information Filtering based on user behavior analysis and best match text retrieval. Conference Paper. In SIGIR'94: Proceedings of the Seventeenth Annual International ACM-SIGIR Conference of Research and Development in Information Retrieval, organir School of Information Science. Japan Advanced Institute of Science and Technology. Japan. Pp. 272-281.
23. Napoli P M. (2011) Audience evolution: New technologies and the transformation of media audiences. New York.
24. O'Brien H. L., Toms E. G. (2008) What is user engagement? A conceptual framework for defining user engagement with technology. Journal of the American Society for Information Science and Technology 59 (6): 938--955.
25. Ray S., Kim S. S., Morris J. G. (2014) The central role of engagement in online communities. Information Systems Research 25 (3): 528--546.
26. Russell M. G. (2009) A Call for Creativity in New Metrics for Liquid Media. Journal of Interactive Advertising 9 (2): 44--61.
27. Notes
28. Carr C. (2016) Define the Jargon: Audience Engagement. Parse.ly blog, 15 Nov.
29. Dannye Similarweb.com [Data from Similarweb.com].
30. Davies P. (2013) Medium's Metric That Matters: Total Time Reading. Data Lab, 21 Nov.
31. Dnevnikovoe issledovanie Mediaproektov Mail.ru i UX-laboratorii Mail.ru «Modeli mediapotrebleniya. Chto lyudi chitayut, pochemu, kogda i kak». UX-labo- ratoriya Mail.ru Group [A Diary Study of Mail.ru Media Projects and Mail.ru UX Laboratory “Models of Media Consumption. What People Read, Why, When and How”. UX Laboratory of Mail.ru Group] (2017) Moscow.
32. Egorova N., Dyuzharden N., Sidorova O. (2017) Kak chitayut media v Ros- sii [How People Read the Media in Russia]. «Mediator» -- cervis redaktsionnoy analitiki, 19 May.
33. Il'yakhov M. (2015) Zagolovki i koe-chto o rabote gazetchikov. Rassylka Glavreda [Headlines and Something About Newspapermen's Work]. August.
34. Khabibrakhimov A. (2017) «Yandeks.Dzen» stal uchityvat' dochityvae- most' i vremya chteniya vmesto prosmotrov pri monetizatsii kanalov [Yandex. Dzen Started to Consider Scroll Depth and Reading Time Instead of Viewings in Channel Monetization]. Vc.ru, 18 December.
35. Lassoued M.H. (2016) The Benefits of Tracking Page Scroll Depth. Analytics & ROI Analysis, Conversion Optimization. Searchenginepeople, 29 June.
36. Lewinson E. (2019) Explaining Feature Importance by example of a Random Forest.
37. Lindqvist G. (2015) How Much Do People Read on Their Phones? Data Lab. 8 October.
38. Meyerson E. (2012) YouTube Now: Why W Focus on Watch Time. YouTube Creator Blog, 10 Aug.
39. Napoli P M. (2010) Measuring New Audiences. Graduate School of Business. New York: Fordham University.
40. Novyy dizayn gazety RBK. Glavnoe [New Design of the RBC Newspaper. The Main Things] (2019) RBK, 11 February.
41. Manjoo F. (2013) You Won't Finish This Article: Why People Online Don't Read to the End. Slate, 6 June.
42. Mishnova M. (2014) Kak Chartbeat uluchshaet mediasayty (na primere AiF) [How Chartbeat Improves Media Sites (the case of AiF)]. Roem.ru, 17 Nov.
43. Outing S., Ruel L. (2004) What We Saw Through their Eyes. Eyetrack III. The Poynter Institute, the Estlow Center for Journalism & New Media, Eyetools.
44. Paran'ko S. (2015) Pochemu vazhna vovlechennost' dlya kontentnykh proek- tov [Why Engagement Is Important for Content Projects]. Vc.ru 30 Sept.
45. Paran'ko S., Stetsovskiy M., Sidorova O., Serebriyan B. (2015) «Okno vni- maniya»: skol'ko u vas chitatel'skogo vremeni. Posetitel' ^ chitatel'. Chto delat' media [“Attention Window”: How Much Time You Have as a Reader. Visitor ^ Reader. What Should the Media Do]. 19 June.
46. Paran'ko S., Stetsovskiy M., Sidorova O., Serebriyan B. (2015) Redaktsion- nye metriki Mail.ru: kak my otsenivaem rabotu redaktsii. Posetitel' ^ chitatel'. Chto delat' media [Mail.ru Editorial Metrics: How We Assess the Newsroom's Work. Visitor ^ Reader. What Should the Media Do]. 13 Aug.
47. Sall M. (2013) The Optimal Post is 7 Minutes. Data Lab, 2 December.
48. Sail M. (2016) Twitter Sundays, Facebook Wednesdays, and Reddit Fridays: When People Read on the Internet. Data Lab. 3 March.
49. Vykhodchenko O. (2016) 5 sekretov khoroshego zagolovka [Five Secrets of a Good Headline]. 13 Jan.