Nusantara Peace Day
https://www.moviepressreleases.com/2019/11/11/prince-dematra-leads-declaration-of-nusantara-peace-day-with-kings-and-sultans-in-pura-hulundanu-songan-bali/
https://www.einnews.com/pr_news/501834444/prince-dematra-leads-declaration-of-nusantara-peace-day-with-kings-and-sultans-in-pura-hulundanu-songan-bali
https://www.getnews.info/958208/damien-dematra-on-world-peace-day-celebration-indonesians-declare-nusantara-peace-day.html
