External information sources in computer programming. The role of textual and graphical representations in support of complex problem solving activities
2014 ◽
Vol 19
(1-2)
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pp. 127-146
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2020 ◽
Vol 1663
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pp. 012039
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2017 ◽
Vol 6
(1)
◽
pp. 27-43
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2009 ◽
Vol 23
(2)
◽
pp. 129-138
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2016 ◽
Vol 32
(4)
◽
pp. 298-306
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Keyword(s):