Gavrilkova Е.А.; TLEUKENOVA, S.U.; MUSSINA, R.T.; Kali А.К. The influence of physical factors on the viability of the seed material Echinacea purpureavariety “Livadia”. Fundamental and Experimental Biology, [S. l.], v. 106, n. 2, p. 62–70, 2022. DOI: 10.31489/2022bmg2/62-70. Disponível em: https://feb.buketov.edu.kz/bmg-vestnik/article/view/409. Acesso em: 20 oct. 2025.