Selecting Effective Collaborative Tools for Creating a New Social Network in the Company for Raising Employee Engagement During Covid-19 Pandemic Autori: Melanija Vasilijević, Srđan Atanasijević, Monika Zahar, Tatjana Atanasijević Izdanje: Sinteza 2022 - International Scientific Conference on Information Technology and Data Related Research DOI: 10.15308/Sinteza-2022-238-245