Kenessov, B., N. Bakaikina, and A. Bimaganbetova. “Possibilities for Decreasing Detection Limits of Analytical Methods for Determination of Transformation Products of Unsymmetrical Dimethylhydrazine in Environmental Samples”. Chemical Bulletin of Kazakh National University, Vol. 80, no. 4, Dec. 2015, pp. 50-58, doi:https://doi.org/10.15328/cb654.