Varma BS, Ardagh FD, Krishna S. Pintar-an Attempt to Utilise Pinus Longifolia Tar as a Road Surfacing Material. Indian Forester [Internet]. 1931 Jun. 30 [cited 2026 Jan. 15];57(7):313-25. Available from: https://indianforester.co.in/index.php/indianforester/article/view/19999