| article html file updated | 11 February 2020 15:24 CET | Update | https://www.mdpi.com/2313-0105/5/1/21 |
| article html file updated | 14 October 2019 20:33 CEST | Update | N/A |
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| article html file updated | 28 February 2019 21:39 CET | Update | N/A |
| article html file updated | 27 February 2019 12:16 CET | Original file | N/A |
| article pdf uploaded. | 27 February 2019 12:14 CET | Updated version of record | https://www.mdpi.com/2313-0105/5/1/21/pdf |
| article xml uploaded. | 27 February 2019 12:14 CET | Update | https://www.mdpi.com/2313-0105/5/1/21/xml |
| article xml file uploaded | 27 February 2019 12:14 CET | Update | N/A |
| article pdf uploaded. | 12 February 2019 14:51 CET | Version of Record | https://www.mdpi.com/2313-0105/5/1/21/pdf-vor |
| article xml file uploaded | 12 February 2019 14:51 CET | Original file | N/A |