Reference Correction
In the published paper [1], the link in reference [11] was not correct; the corrected one is as follows:
- 11.
- Spaceport Sweden. Available online: https://sscspace.com/esrange/ (accessed on 22 June 2014).
The author states that the scientific conclusions are unaffected. This correction was approved by the Academic Editor. The original publication has also been updated.
Reference
- Persson, E. What Does It Take to Establish that a World Is Uninhabited Prior to Exploitation? A Question of Ethics as well as Science. Challenges 2014, 5, 224–238. [Google Scholar] [CrossRef]
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