Шихалєєва, Г.Н., Будняк, О.К., Шихалєєв, І.І. and Іващенко, О.Л. 2014. A modified method for determination of proline in plants. The Journal of V.N.Karazin Kharkiv National University. Series «Biology». 21, 1112 (Feb. 2014), 168-172.