Dangle 发表于 2025-3-21 17:07:31
书目名称Willem de Sitter影响因子(影响力)<br> http://figure.impactfactor.cn/if/?ISSN=BK1028627<br><br> <br><br>书目名称Willem de Sitter影响因子(影响力)学科排名<br> http://figure.impactfactor.cn/ifr/?ISSN=BK1028627<br><br> <br><br>书目名称Willem de Sitter网络公开度<br> http://figure.impactfactor.cn/at/?ISSN=BK1028627<br><br> <br><br>书目名称Willem de Sitter网络公开度学科排名<br> http://figure.impactfactor.cn/atr/?ISSN=BK1028627<br><br> <br><br>书目名称Willem de Sitter被引频次<br> http://figure.impactfactor.cn/tc/?ISSN=BK1028627<br><br> <br><br>书目名称Willem de Sitter被引频次学科排名<br> http://figure.impactfactor.cn/tcr/?ISSN=BK1028627<br><br> <br><br>书目名称Willem de Sitter年度引用<br> http://figure.impactfactor.cn/ii/?ISSN=BK1028627<br><br> <br><br>书目名称Willem de Sitter年度引用学科排名<br> http://figure.impactfactor.cn/iir/?ISSN=BK1028627<br><br> <br><br>书目名称Willem de Sitter读者反馈<br> http://figure.impactfactor.cn/5y/?ISSN=BK1028627<br><br> <br><br>书目名称Willem de Sitter读者反馈学科排名<br> http://figure.impactfactor.cn/5yr/?ISSN=BK1028627<br><br> <br><br>Congeal 发表于 2025-3-21 22:28:26
Willem de Sitter978-3-319-98337-0Series ISSN 2365-0613 Series E-ISSN 2365-0621珠宝 发表于 2025-3-22 01:02:59
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https://doi.org/10.1007/978-3-319-98337-0Einstein‘s cosmology; Cosmological models; Gravitation from Newton to Einstein; Jacobus Kapteyn; David G阻挠 发表于 2025-3-22 09:19:37
Youth and Education,Willem de Sitter’s father, Lamoraal Ulbo, was born on 5 mei 1846 in Groningen and was named after his grandfather on the maternal side. After his studies he received his doctor’s title with a dissertation titled .. It was a major work of more than 200 pages with no less than 42 extra propositions. On his dissertation a positive review appeared.PATHY 发表于 2025-3-22 14:22:21
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At the Top,After his return from Arosa the emphasis of his work shifted to organization, administration and management. First there was the reorganization of the Observatory. After its successful completion De Sitter became secretary of the Senate of the University and the following year he was Rector of the University.凹槽 发表于 2025-3-23 06:59:04
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