<a href="https://doi.org/10.53656/math2022-1-9-res" target="_blank" rel="noopener noreferrer">https://doi.org/10.53656/math2022-1-9-res</a> [emember_protected for='16-8-24' format_protected_msg='1' custom_msg='<a href="/member-login/">Влезте в системата, за да прочетете пълната статия</a>']<a style="color: #212121; outline: 0px;" href="https://azbuki.bg/wp-content/uploads/2022/02/Matematika_01_Resheniq-na-Konkursni-Zadachi.pdf" target="_blank" rel="noopener noreferrer">Отвори пълния текст</a>[/emember_protected]
