Прогонов, Д.О. 2018. Analysis of alteration the chi-squared divergence for pixels brightness distributions by cover and stego images filtering. Visnyk NTUU KPI Seriia - Radiotekhnika Radioaparatobuduvannia. 75 (Dec. 2018), 54-60. DOI:https://doi.org/10.20535/RADAP.2018.75.54-60.