“Analysis of Similarity and Discrepancy of Response of Linear System to Etalon Signal by the Instrumentality of Double Normal Transformation”. Visnyk NTUU KPI Seriia - Radiotekhnika Radioaparatobuduvannia, no. 41, Oct. 2010, pp. 25-29, https://doi.org/10.20535/RADAP.2010.41.25-29.