TY  - BOOK
AU  - Casas,Alberto
TI  - El lado oscuro del universo
T2  - ¿Qué sabemos de?
SN  - 9788490975404
AV  - QB791.3 ebook 
PY  - 2010///]
CY  - Madrid
PB  - CSIC, Catarata
KW  - Dark matter (Astronomy)
KW  - Dark energy (Astronomy)
KW  - Electronic books
N1  - Includes bibliographical references
UR  - https://www.digitaliapublishing.com/a/81051/
ER  -