Upper Silurian stratigraphy of Podolia revisited: Carbon isotopes, bentonites and biostratigraphyKaljo, Dimitri; Grytsenko, Volodymyr; Kallaste, Toivo; Kiipli, Tarmo; Martma, TõnuGFF2014 / p. 136-141 : ill https://doi.org/10.1080/11035897.2013.862850 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS