Anna Revedin, Biancamaria Aranguren, Roberto Becattini, Laura Longo, Emanuele Marconi, Marta Mariotti Lippi, Natalia Skakun, Andrey Sinitsyn, Elena Spiridonova, Jiří Svoboda. Thirty thousand-year-old evidence of plant food processing. Proceedings of the National Academy of Sciences. 2010-11-02, 107 (44): 18815–18819 [2018-04-02]. doi:10.1073/pnas.1006993107.
Anna Revedin, Biancamaria Aranguren, Roberto Becattini, Laura Longo, Emanuele Marconi, Marta Mariotti Lippi, Natalia Skakun, Andrey Sinitsyn, Elena Spiridonova, Jiří Svoboda. Thirty thousand-year-old evidence of plant food processing. Proceedings of the National Academy of Sciences. 2010-11-02, 107 (44): 18815–18819 [2018-04-02]. doi:10.1073/pnas.1006993107.