| article html file updated | 11 February 2020 05:46 CET | Update | https://www.mdpi.com/2079-4991/9/1/40 |
| article html file updated | 12 October 2019 15:19 CEST | Update | N/A |
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| article html file updated | 29 December 2018 05:22 CET | Original file | N/A |
| article pdf uploaded. | 29 December 2018 05:21 CET | Version of Record | https://www.mdpi.com/2079-4991/9/1/40/pdf |
| article xml uploaded. | 29 December 2018 05:21 CET | Update | https://www.mdpi.com/2079-4991/9/1/40/xml |
| article xml file uploaded | 29 December 2018 05:21 CET | Original file | N/A |