HVASTOVÁ, Jozefína - LUKÁČ, Jozef. Business Environment in the Context of Hybrid Threats. In Trends in Application of Statistical Methods for Quality Improvement XXI. (2023). International Scientific Conference. Trends in Application of Statistical Methods for Quality Improvement XXI. (2023) : Reviewed Proceeding of Posts from an 21. International Scientific Conference, February 15th - 17th, 2023, Košice - Kaluža. - Košice : KKM PHF, 2023. ISBN 978-80-225-5044-4, pp. 87-93.