Mojshevich Eidelman, Boris, Liliya Raisovna Fakhrutdinova, Oleg Aleksandrovich Bunakov, Niyaz Kamilevich Gabdrakhmanov, y Elena Valerevna Grigorieva. 2017. «Religious Tourism In The Tourism System». Revista San Gregorio 5 (20):96-103. https://doi.org/10.36097/rsan.v5i20.520.