1. Department of Computer Systems, Networks and Cybersecurity. Training materials. URL: https://csn.khai.edu/nauka/projects/erasmus-aliot/navchalni-materiali-erasmus-aliot (access date: 03.09.2020).
2. Tsyrulnyk SM, Roptanov VI How to join the Internet of things. Collection of works 11 MNPK "Internet education-science 2018". Vinnytsia. VNTU. 2018. pp. 80-82.
3. Schwartz M. Internet of Things with ESP8266. Saint-Petersburg: BHV-Petersburg, 2019. 224 p.
4. Petin VA Arduino and Raspberry Pi in the Internet of Things projects. Saint-Petersburg: BHV-Petersburg, 2019. 432 p.
5. Practical experience of using Blynk for the CO2 sensor. Part 1. URL: