He later worked on restoration of the arabesques and decorative mural paintings of the other historical monuments. Gërguri has worked on the Patriarchal Monastery of Peć – Saint Apostles in Gračanica, in Saint Prentia also. While he was working at the Institute for Protection of Cultural Monuments in Pristina, on conservation of frescoes, icons, and other monuments, he also worked in Saint John’s Church in Hoca, Saint Peter of Korishtë in Kabash and Saint Nicola’s Church on Sicevë which were built in the 14th century.