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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 ) 。

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Reference ( 36 ) 〈TOP〉
  1. 沈佩芳(2002)。國小高年級學童的平面幾何圖形概念之探究。國立台北師範學院數理教育研究所碩士論文,台北市。
  2. 施淑娟,許雅菱,李俊儀,郭伯臣,劉湘川(2004) 。應用貝氏網路診斷國小四年級學童「小數加減」錯誤類型之研究。第二十屆科學教育學術研討會,國立高雄師範大學,高雄市。
  3. 紀妙貞(2005)。基於模糊理論與試題反應理論來探討國小中高年級學童三角形的概念發展。國立台北師範學院數學教育研究所碩士論文,台北市。
  4. 高金水(2005)。國小四年級學童三角形概念之診斷教學研究。國立台北師範學院數理教育研究所碩士論文,台北市。
  5. 教育部(2003)。國民中小學九年一貫課程綱要數學學習領域。台北市,教育部。
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