Unknown. (2023). Metal charcoal kilns. Indian Forest Leaflet . Forest Research Institute.
Lua i Stíl Chicago (17ú heag.)Unknown. Metal Charcoal Kilns. Indian Forest Leaflet . Forest Research Institute, 2023.
Lua MLA (9ú heag.)Unknown. Metal Charcoal Kilns. Indian Forest Leaflet . Forest Research Institute, 2023.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.