| article html file updated | 9 February 2020 19:17 CET | Update | https://www.mdpi.com/2411-5142/3/2/31 |
| article html file updated | 30 April 2019 16:06 CEST | Update | - |
| article html file updated | 16 April 2019 16:35 CEST | Update | - |
| article html file updated | 30 March 2019 05:13 CET | Update | - |
| article html file updated | 28 May 2018 11:27 CEST | Original file | - |
| article pdf uploaded. | 28 May 2018 11:25 CEST | Version of Record | https://www.mdpi.com/2411-5142/3/2/31/pdf |
| article xml uploaded. | 28 May 2018 11:25 CEST | Update | https://www.mdpi.com/2411-5142/3/2/31/xml |
| article xml file uploaded | 28 May 2018 11:25 CEST | Original file | - |
