«FALSIFICATION AND CERTAINTY». Mathematical and Computational Forestry & Natural-Resource Sciences (MCFNS) 2, no. 2 (август 28, 2010): Pages: 163–165 (3). просмотрено октябрь 31, 2026. https://tmp.mcfns.com/index.php/Journal/article/view/MCFNS.2-163.