@inproceedings{Bisnovatyi-Kogan:2020jQ, author = "Bisnovatyi-Kogan, Gennady", title = "{Concluding Remarks I.}", doi = "10.22323/1.362.0077", booktitle = "Proceedings of Multifrequency Behaviour of High Energy Cosmic Sources - XIII {\textemdash} PoS(MULTIF2019)", year = 2020, volume = "362", pages = "077" }