I. Ambartsumov, “Armenian Protestantism and the Religious Crisis in Shamakhi (1840s - 1860s): Toward the Question of Russian Imperial Confessionalism”, State, Religion and Church, vol. 36, no. 1, pp. 229–252, Jan. 2018, doi: 10.22394/2073-7203-2018-36-l-229-252.