Perrin, Charles (2016). "Eating bread with tears: Martynas Jankus and the deportation of East Prussian civilians to Russia during World War I". Journal of Baltic Studies. 3 (48): 1–10. doi:10.1080/01629778.2016.1178655. ISSN1751-7877. S2CID147932306.
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Šapoka, Gintautas (2015). "Prūsų lietuviai Sibire"(PDF). Terra Jatwezenorum. Istorijos paveldo metraštis (in Lithuanian). 7: 285, 297, 302, 307. ISSN2080-7589.
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Perrin, Charles (2016). "Eating bread with tears: Martynas Jankus and the deportation of East Prussian civilians to Russia during World War I". Journal of Baltic Studies. 3 (48): 1–10. doi:10.1080/01629778.2016.1178655. ISSN1751-7877. S2CID147932306.
Perrin, Charles (2016). "Eating bread with tears: Martynas Jankus and the deportation of East Prussian civilians to Russia during World War I". Journal of Baltic Studies. 3 (48): 1–10. doi:10.1080/01629778.2016.1178655. ISSN1751-7877. S2CID147932306.
Šapoka, Gintautas (2015). "Prūsų lietuviai Sibire"(PDF). Terra Jatwezenorum. Istorijos paveldo metraštis (in Lithuanian). 7: 285, 297, 302, 307. ISSN2080-7589.