- Author: Ioan-Iovitz Popescu, Mihaiela Lupea, Doina Tatar, Gabriel Altmann
- Language: English
- Year: 2015
- Author: Ioan-Iovitz Popescu, Gabriel Altmann, Peter Grzybek, Bijapur Dayaloo Jayaram, Reinhard Köhler, Viktor Krupa, Ján Macutek, Regina Pustet, Ludmila Uhlirova, Matummal N. Vidya
- Language: English
- Year: 2009
- Author: Ioan-Iovitz Popescu, Mihaiela Lupea, Doina Tatar, Gabriel Altmann
- Language: English
- Year: 2015
- Author: Ioan N. Popescu
- Language: Romanian
- Year: 1982
Gravitația
pdf
- Author: Ioan N. Popescu
- Language: Romanian
- Year: 1982
- Author: Ioan-Iovitz Popescu Mihaiela Lupea Doina Tatar Gabriel Altmann
- Language: English
- Year: 2015
- Author: Ioan-Iovitz Popescu
- Language: English
- Year: 2009