Mezue ahịrịokwu na-esonụ: A họpụtara ya onye nduzi nke International Centre for the Study of the Preservation and Restoration of Cultural Property (ICCROM) na 1977. N'oge ọ nọ n'ọchịchị, ọ bu ụzọ mee ihe iji chekwaa ihe nketa ọdịbendị na mgbake ọdachi mgbe ala ọma jijiji nke 1976 na Guatemala na Guatemala gasịrị.
Friuli (Ịtali), na ala ọma jijiji nke 1979 na Montenegro.