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Особливості Релігійного І Церковно-Релігійного Самовизначення Українських Громадян: Тенденції 2010–2018 [Features of Religious and Church – Religious Self-Determination of Ukrainian Citizens: Trends 2010–2018] (PDF) (in உக்ரைனியன்), Kyiv: Razumkov Center in collaboration with the All-Ukrainian Council of Churches, 22 April 2018, pp. 12, 13, 16, 31, archived(PDF) from the original on 26 April 2018 Sample of 2,018 respondents aged 18 years and over, interviewed 23–28 March 2018 in all regions of Ukraine except Crimea and the occupied territories of the Donetsk and Luhansk regions.
Особливості Релігійного І Церковно-Релігійного Самовизначення Українських Громадян: Тенденції 2010–2018 [Features of Religious and Church – Religious Self-Determination of Ukrainian Citizens: Trends 2010–2018] (PDF) (in உக்ரைனியன்), Kyiv: Razumkov Center in collaboration with the All-Ukrainian Council of Churches, 22 April 2018, pp. 12, 13, 16, 31, archived(PDF) from the original on 26 April 2018 Sample of 2,018 respondents aged 18 years and over, interviewed 23–28 March 2018 in all regions of Ukraine except Crimea and the occupied territories of the Donetsk and Luhansk regions.