Ib H. Madsen, J. From Calculus to Cohomology: De Rham cosmology and characteristics classes.
Lua i Stíl Chicago (17ú heag.)Ib H. Madsen, JxrgenTornehave. From Calculus to Cohomology: De Rham Cosmology and Characteristics Classes.
Lua MLA (8ú heag.)Ib H. Madsen, JxrgenTornehave. From Calculus to Cohomology: De Rham Cosmology and Characteristics Classes.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.