Commercialization object: Manufacturing recipe for pressed paper
Official statement (in Latvian) [2].
Additional information (in Latvian) [3].
Links[1] http://www.kki.lv/en/print/44 [2] https://www.vestnesis.lv/op/2017/48.DA1 [3] http://www.kki.lv/preseta-papira-razosanas-receptura