Il fascino oscuro Dell’inflazione [E-Book] : Alla scoperta della storia Dell’Universo /  

Fré, Pietro
2009

Einstein’s Enigma or Black Holes in My Bubble Bath [E-Book] /  

Vishveshwara, C. V.
2006

Understanding the Heavens [E-Book] : Thirty Centuries of Astronomical Ideas from Ancient Thinking to Modern Cosmology /  

Pecker, Jean-Claude
2001

Buchi neri nel mio bagno di schiuma [E-Book] : L’enigma di Einstein /  

Vishveshwara, C. V.
2008