Nešpor, Z. R., M. Hornofová, and M. Jakoubek. “Czech Non-Catholics in Romanian Banat and Bulgaria: Part LI: Svatá Helena After a Schism Among Non-Catholics”. Lidé města, vol. 2, no. 2/4, Sept. 2000, pp. 112-41, doi:10.14712/12128112.4064.