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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 ( 56 ) 〈TOP〉
  1. 左台益、梁勇能 (2001)。國二學生空間能力與 van Hiele 幾何思考層次相關性研究。師大學報: 科學教育類, 46(1、2), 1-20。
  2. 石宛臻 (2004)。反例對國小五年級學童四邊形幾何概念調整的影響。國立臺北教育大學數理教育研究所學位論文。
  3. 何森豪 (2001)。van Hiele 幾何發展水準之量化模式—以國小中高年級學生在四邊形概念之表現為例。測驗統計年刊(9), 81-129。
  4. 吳淑婷 (2015)。國小學童三角形及四邊形之概念心像與幾何思考之研究。國立臺北教育大學數學暨資訊教育學系學位論文。
  5. 李宜芬 (2001)。國三學生突破因附圖造成之論證障礙的學習歷程之研究。臺灣師範大學數學系學位論文。
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