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Search works, persons, organizations and subjects:
Ritakallio, Pekka
URI:
http://urn.fi/URN:NBN:fi:au:pn:000089043
name
Ritakallio, Pekka
Authored works
Works contributed to
Ohutseinäputkikäsikirja
Precision tube handbook
Works about Ritakallio, Pekka
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