1. A roadmap to interstellar flight;Lubin;JBIS - J. Br. Interplanet. Soc.,2016
2. The problem of active SETI: An overview;Musso;Acta Astronaut.,2012
3. Defining life;Benner;Astrobiology,2010
4. Space microbiology;Horneck;Microbiol. Mol. Biol. Rev.,2010
5. Interplay of space radiation and microgravity in dna damage and dna damage response;Moreno-Villanueva,2017