TKACHENKO, R. “The Apostle Peter’s Place in the Ecclesiology of the Gospel of Matthew: An Inquiry into the Theological Meaning of “the Rock” and ‘the Keys of the Kingdom’ in Matthew 16:18-19”. Theological Reflections: Eastern European Journal of Theology, no. 15, May 2014, pp. 44-85, doi:10.29357/issn.2521-179X.2014.15.44.