Todorova, D., Z. Katerova, L. Dimitrova, and I. Sergiev. “Involvement of Polyamines in Physiological Reactions of Herbicide-Treated Wheat Seedlings Subjected to Drought and Waterlogging Stress”. Proceedings of the Bulgarian Academy of Sciences, vol. 75, no. 6, June 2022, pp. 923-32, doi:10.7546/CRABS.2022.06.17.