…ls Маргьорита Унгарска (Ungarische Margarita).” II. Péter Delján. In: http://hu.wikipedia.org/wiki/II._Péter_Delján (2012.11.15. 20:15); Петър II / Péter Делян / Delján. In: http://www.geni.com/people/цар-Петър-ІІ-Делян-Delján- Péter/6000000000687416311 (2012.11.15. 20:15); Петър…
… of Communications" 10.53658 Jul 13, 2021 Apr 02, 2026 unknown ANO "Pedagogical Wiki-Encyclopedia" 10.62969 Apr 22, 2024 unknown unknown ANO "School of Sciences of Management of Educational Systems" 10.56464 Jul 05, 2022 Mar 15, 2023 unknown ANO "Scientific and Research Center fo…