Пендюра, М. М., and О. В. Українчук. “Problematic Aspects of the Education of the Spiritual Person As a Necessary Component of the Social Security System of Ukraine”. Scientific Works of National Aviation University. Series: Law Journal "Air and Space Law", vol. 4, no. 21, Dec. 2011, pp. 116-20, doi:10.18372/2307-9061.21.6641.