Volume 13 / S. Balandin, U.Trifonova, Proceedings of the 13th Conference of Open Innovations Association FRUCT, SUAI, Petrozavodsk, Russia. ISSN 2305-7254. ISBN 978-5-8088-0659-7. 226 p. FRUCT Oy, Helsinki, Finland, e-ISSN 2343-0737 (license CC BY-ND)