https://www.umb.sk/univerzita/blog-a-podcast/podcast-umb/tym-ze-zhorsujeme-prostredie-zivocichom-ublizujeme-sami-sebe.html
www.rtvs.sk/televizia/archiv/20348/456128#249
www.rtvs.sk/televizia/archiv/20348/456128#10
