Agateganyo k'Uburezi Mu gukora icyizigiro cy'ikirwa cya Krk cy'u Bukorowasiya cyihariye, abashushanya bagize agateganyo kigisha abakina inyandiko za kera za Glagolitic nk'uko zigaragara ku kibaho cy'amabuye ca Baska (cyakorewemo mu mwaka wa 1100 nyuma ya Yesu). Ibice by'agateganyo bikozwe mu biti by'umuzaytuni byatewe ku kirwa cya Krk kuva mu bihe bya kera by'u Bugereki. Gla Gla ishyiramo imyaka igihumbi y'umuco mu mukino utuma abakoresha bateranya ibice by'amateka y'u Bukorowasiya aturutse ku kirwa cya Krk kandi babishyireho hamwe mu nkuru n'amagambo mashya mu rurimi urwo ari rwo rwose.
Izina ry'umushinga : Gla Gla, Izina ryabashushanya : Ana Banić Göttlicher, Izina ry'abakiriya : 4N4 Design.
Igishushanyo cyiza nuwatsindiye igihembo cyumuringa mububatsi, kubaka no guhatanira imiterere. Ugomba rwose kubona ibihembo bya bronze byegukana ibishushanyo mbonera bya portfolio kugirango umenye ibindi byinshi bishya, bishya, byumwimerere kandi bihanga imyubakire, inyubako nuburyo bwo gukora.