| article html file updated | 8 February 2020 05:47 CET | Update | https://www.mdpi.com/2079-3197/5/2/25 |
| article html file updated | 24 September 2019 19:32 CEST | Update | - |
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| article html file updated | 28 June 2017 12:57 CEST | Update | - |
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| article html file updated | 13 May 2017 09:54 CEST | Original file | - |
| article xml uploaded. | 13 May 2017 09:53 CEST | Original file | https://www.mdpi.com/2079-3197/5/2/25/xml |
| article pdf uploaded. | 13 May 2017 09:53 CEST | Version of Record | https://www.mdpi.com/2079-3197/5/2/25/pdf |
