“LIRIODENDRON TULIPIFERA ЎСИМЛИГИНИНГАПОРФИН АЛКАЛОИДЛАРИ ВА УЛАРНИНГ СПЕКТРАЛ ТАҲЛИЛИ”, YO’TIGF, vol. 3, no. 9, pp. 33–35, Sep. 2025, Accessed: May 18, 2026. [Online]. Available: https://universalpublishings.com/index.php/gumanitar/article/view/13661