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Search Symbol (Half-width) Description of Search Symbols
Space "AND" indicates the intertwining of key terms used in a search
Double Quotation Marks ("") ( " " ) Double quotation marks indicate the beginning and end of a phrase, and the search will only include terms that appear in the same order of those within the quotations. Example: "image process" : " image process "
? Indicates a variable letter. Entering two ? will indicate two variable letters, and so on. Example: "Appl?", search results will yield apple, apply… e , appl y … ( (often used to English word searches) )
* Indicates an unlimited number of variable letters to follow, from 1~n. Example: Enter "appl*", search results will yield apple, apples, apply, applied, application…(often used in English word searches) e , appl es , appl y , appl ied , appl ication … ( (often used to English word searches) )

Boolean logic combinations of key words is a skill used to expand or refine search parameters.
(1) AND (1) AND: Refines search parameters
(2) OR (2) OR: Expands search parameters (3) NOT: Excludes irrelevant parameters


DOI stands for Digital Object Identifier ( D igital O bject I dentifier ) ,
and is the unique identifier for objects on the internet. It can be used to create persistent link and to cite articles.

Using DOI as a persistent link

To create a persistent link, add「」 「 」 before a DOI.
For instance, if the DOI of an article is 10.5297/ser.1201.002 , you can link persistently to the article by entering the following link in your browser: 10.5297/ser.1201.002
The DOI link will always direct you to the most updated article page no matter how the publisher changes the document's position, avoiding errors when engaging in important research.

Cite a document with DOI

When citing references, you should also cite the DOI if the article has one. If your citation guideline does not include DOIs, you may cite the DOI link.

DOIs allow accurate citations, improve academic contents connections, and allow users to gain better experience across different platforms. Currently, there are more than 70 million DOIs registered for academic contents. If you want to understand more about DOI, please visit airiti DOI ) 。

Abstract 〈TOP〉
Parallel Abstract 〈TOP〉
Reference ( 371 ) 〈TOP〉
  1. 21 鄭保國,2009,《美國霸權探析》,台北:秀威資訊科技股份有限公司,pp. 264-280。
  2. 8. 陳欣之,2003,〈國際安全研究之理論變遷與挑戰〉,《遠景季刊》,第4 卷,第3 期,2003. 年7 月,p. 5。
  3. 9. 劉德海,2004,〈南韓民主化與國家安全〉,《台灣民主季刊》,第一卷第三期,pp. 25-47。
  4. 2. 黃悅貞,2007,《盧武鉉時期南韓自主外交之研究》,台中:國立中興大學國際政治研究所 碩士論文,pp. 59-136。
  5. 4 游智偉,2006,《中國大陸對非洲能源外交之研究》,國立政治大學國家發展研究所碩士論文,pp. 32~36。
Times Cited (2) 〈TOP〉
  1. 柳惠英(2006)。唐代懷古詩研究。臺灣大學中國文學研究所學位論文。2006。1-255。 
  2. 謝秀卉(2007)。山海經郭璞注研究。政治大學中國文學研究所學位論文。2007。1-231。
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