| article html file updated | 11 February 2020 16:44 CET | Update | https://www.mdpi.com/1999-4893/12/2/40 |
| article html file updated | 15 October 2019 04:00 CEST | Update | - |
| article html file updated | 26 April 2019 15:20 CEST | Update | - |
| article html file updated | 12 April 2019 11:01 CEST | Update | - |
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| article html file updated | 1 March 2019 14:25 CET | Update | - |
| article html file updated | 1 March 2019 03:54 CET | Update | - |
| article html file updated | 19 February 2019 07:49 CET | Original file | - |
| article pdf uploaded. | 18 February 2019 07:04 CET | Version of Record | https://www.mdpi.com/1999-4893/12/2/40/pdf |
| article xml uploaded. | 18 February 2019 07:04 CET | Update | https://www.mdpi.com/1999-4893/12/2/40/xml |
| article xml file uploaded | 18 February 2019 07:04 CET | Original file | - |
