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10.1177%2F0193945909341581
10.1177%2F0193945909341581
https://api.crossref.org/works/10.1177%2F0193945909341581
854cd4a6a78e15f0b41f60ae1442119bd6e5d286
P854
10.1177%2F0193945909341581
https://api.crossref.org/works/10.1177%2F0193945909341581