GRIGORYAN, Arsen T. OPTIMIZATION PROBLEMS OF WINTER WHEAT CROP DАTES IN ALTITUDE ZONES IN THE REPUBLIC OF ARMENIA. Proceedings of the YSU C: Geological and Geographical Sciences, Yerevan, Armenia, v. 44, n. 1 (221), p. 40–45, 2010. DOI: 10.46991/PYSU:C/2010.44.1.040. Disponível em: https://journals.ysu.am/index.php/proceedings-geol-geogr/article/view/vol44_no1_2010_pp040-045. Acesso em: 22 jul. 2024.