$a Rel'lef i landšafty / pod red. N. A. Gvozdeckogo, A. I. Spiridonova. - Moskva, 1977 $b (K ûbileû I. S. Ŝukina)
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$a Bol'šaâ sovetskaâ Énciklopediâ $b (Ŝukin Ivan Semenovič r. 28.04 (10, 5) 1885 Moskva dok. geogr. nauk (1935)
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$a str.int.The History of the Study of Landforms, 12.07.2013 $b (Shchukin, Ivan Semenovich 1885-1985, Russian geomorphologist) $u http;//books.google.pl