Home › Authors › Andriĭ Rovenchak 👤 Andriĭ Rovenchak 3 books Books by Andriĭ Rovenchak Frequency dictionary Ukrainian Frequency dictionary Ukrainian 2016 African writing systems of the African writing systems of the modern age 2011 Afrykansʹki systemy pysʹma nov Afrykansʹki systemy pysʹma novoho chasu 2009