Larsson-Leander, G. (1954). A study of Nova DK Lacertae: (1950). Almqvist & Wiksells.
Lua i Stíl Chicago (17ú heag.)Larsson-Leander, Gunnar. A Study of Nova DK Lacertae: (1950). Uppsala: Almqvist & Wiksells, 1954.
Lua MLA (8ú heag.)Larsson-Leander, Gunnar. A Study of Nova DK Lacertae: (1950). Almqvist & Wiksells, 1954.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.