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Dr. Ivaylo Staribratov, Assoc. Prof. Plovdiv University Paisii Hilendarski https://doi.org/10.53656/ped2021-7.03 Abstract. The article presents a survey among teachers in mathematics...

Проф. д.н. Йордан Колев Югозападен университет „Неофит Рилски“ https://doi.org/10.53656/ped2021-7.02 Резюме. Авторът размишлява за смисъла на човешкия живот и за възможности...

Проф. д-р Тодорка Терзиева Пловдивски университет „Паисий Хилендарски“ https://doi.org/10.53656/ped2021-7.01 Резюме. В тази статия са представени резултати от проучване относно възможностите...

Boyan Mednikarov, Siyana Lutzkanova Nikola Vaptsarov Naval Academy (Bulgaria) https://doi.org/10.53656/ped21-7s.21ooda Abstract. The publication evaluates the applicability of John Boyd's OODA...

Hrvoje Jaram, Pero Vidan, Srđan Vukša, Ivan Pavić University of Split (Bulgaria) https://doi.org/10.53656/ped21-7s.20situ Abstract. One of the main causes of...

Tina Perić, Ladislav Stazić, Karlo Bratić University of Split (Croatia) https://doi.org/10.53656/ped21-7s.19pot Abstract. There have been several news articles in the...

Siyana Lutzkanova Nikola Vaptsarov Naval Academy (Bulgaria) https://doi.org/10.53656/ped21-7s.18def Abstract. The specific regional dynamics of maritime security environment in EU raise...

Albert O. Grapa, Edgar T. Lemoncito Jr. College of Maritime Education, John B. Lacson Colleges Foundation (Philippines) https://doi.org/10.53656/ped21-7s.17mari Abstract. This...

Stoyno Stoynov, Borislav Nikolov Nikola Vaptsarov Naval Academy (Bulgaria) https://doi.org/10.53656/ped21-7s.16appr Abstract. Daily cyber-attacks on ships’ IT and OT systems are...