POLYANSKAYA, Marina Sergeevna; 						SUKHOMLIN, Vladimir Alexandrovich.
 Theory of Polysort Graphs of Knowledge-Learning.
<strong>Modern Information Technologies and IT-Education</strong>, [S.l.], v. 16, n. 4, p. 940-950, dec. 2020.
ISSN 2411-1473. Available at: &lt;<a href="http://sitito.cs.msu.ru/index.php/SITITO/article/view/717" target="_new">http://sitito.cs.msu.ru/index.php/SITITO/article/view/717</a>&gt;. Date accessed: 26 apr. 2025.
doi: <a href="https://doi.org/10.25559/SITITO.16.202004.940-950">https://doi.org/10.25559/SITITO.16.202004.940-950</a>.