Article PDF
Rights and permissions
About this article
Cite this article
[Correspondence]. Nature 223, 547 (1969). https://doi.org/10.1038/223547a0
Issue Date:
DOI: https://doi.org/10.1038/223547a0
This article is cited by
-
The galactic diffuse component of soft X-rays and its source function
Astrophysics and Space Science (1991)