https://www.researchgate.net/profile/Pabulo_Rampelotto/publication/279948825_Polyextremophiles/links/559f44c708aeb40ee93c3756.pdf
http://s3.amazonaws.com/academia.edu.documents/39196118/0046352b846726cd41000000.pdf?AWSAccessKeyId=AKIAJ56TQJRTWSMTNPEA&Expires=1472491577&Signature=mfmQdESHQ8KAyyOUH0Rey46ZjSQ%3D&response-content-disposition=inline%3B%20filename%3DThe_BOSS_and_BIOMEX_space_experiments_on.pdf
http://pubmedcentralcanada.ca/pmcc/articles/PMC2832349/pdf/0016-09.pdf
http://www.gravitationalandspacebiology.org/index.php/journal/article/viewFile/661/693