Guest Comment: Preserving and cherishing the Earth—An appeal for joint commitment in science and religion

 

作者: Carl Sagan,  

 

期刊: American Journal of Physics  （AIP Available online 1990）
卷期: Volume 58, issue 7  

页码: 615-617

 

ISSN:0002-9505

 

年代: 1990

 

DOI:10.1119/1.16418

 

出版商: American Association of Physics Teachers

 

数据来源: AIP

 

 

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