• Katusekivi ; Katusepapp ; Kergkruus ; Killustik ; Kips ; Kiudbetoon ; Kivivill ; Klaas ; KlaasvillRaado, Lembi-MerikeTEA entsüklopeedia. 10. köide, Kallas - klarnet2013 / lk. 182, 249, 306, 330, 354, 364, 365, 368
• Post‐protection effect of heat‐resistant insulations on timber‐frame members exposed to fireJust, Alar; Schmid, Joachim; König, JürgenFire and materials2012 / p. 153-163 : ill https://onlinelibrary.wiley.com/doi/abs/10.1002/fam.1096