Existing in a variety of forms, the quatrain appears in poems from the poetic traditions of various ancient civilizations including Ancient India, Ancient Greece, Ancient Rome, and China; and, continues into the 21st century, where it is seen in works published in many languages.
I always thought that Mgr. refers to a manager and that's what you find in dictionaries as well. People in Czech use it to stress the fact they are the boss:) Magistr does apply to Master, as in Master's degree, and short versions are M, MAS, or mstr.
Czech koruna. The koruna (sign: KÄ; code: CZK) is the currency of the Czech Republic since 1993, and in English it is sometimes referred to as Czech crown. The koruna is one of European Union's 11 currencies, and the Czech Republic is legally bound to adopt the euro currency in the future. The official name in Czech is koruna ÄeskÃ¡ (plural koruny ÄeskÃ©, though the zero-grade genitive plural form korun ÄeskÃ½ch is used on banknotes and coins of value 5 KÄ or higher).