Comparison of search systems for online chemical patent searching
Autor: | Novak, Theresa |
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Zdroj: | In World Patent Information 1987 9(4):222-228 |
Databáze: | ScienceDirect |
Externí odkaz: |
Autor: | Novak, Theresa |
---|---|
Zdroj: | In World Patent Information 1987 9(4):222-228 |
Databáze: | ScienceDirect |
Externí odkaz: |