Ashorn, T. (1961). On the degradation of spruce lignin under conditions of thiolignin formation.
Lua i Stíl Chicago (17ú heag.)Ashorn, Theodore. On the Degradation of Spruce Lignin Under Conditions of Thiolignin Formation. Helsinki, 1961.
Lua MLA (8ú heag.)Ashorn, Theodore. On the Degradation of Spruce Lignin Under Conditions of Thiolignin Formation. 1961.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.