TUPITS, Ave.
 MD Voldemar Sumberg and the Folk Medicine Collection of the Estonian Museum of Hygiene from the 1920s and 1930s.
<strong>Journal of Ethnology and Folkloristics</strong>, [S.l.], v. 4, n. 2, p. 19-30, may 2011.
ISSN 2228-0987.
Available at: &lt;<a href="http://jef.ee/index.php/journal/article/view/53" target="_new">http://jef.ee/index.php/journal/article/view/53</a>&gt;. Date accessed: 31 may 2023.