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"Book by Paul Langevin"@en-gb
"Book by Paul Langevin"@en
"Buch von Paul Langevin"@de
"Libro de Paul Langevin"@es
"Recueil de textes de Paul Langevin"@fr
"boek van Paul Langevin"@nl
"leabhar le Paul Langevin"@ga
"книга"@uk
"كتاب من تأليف بول لانجفان"@ar
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