| article html file updated | 8 February 2020 16:01 CET | Update | https://www.mdpi.com/2411-5134/2/3/25 |
| article html file updated | 27 September 2019 02:34 CEST | Update | - |
| article html file updated | 3 May 2019 02:17 CEST | Update | - |
| article html file updated | 12 September 2017 14:28 CEST | Original file | - |
| article xml uploaded. | 12 September 2017 14:27 CEST | Original file | https://www.mdpi.com/2411-5134/2/3/25/xml |
| article pdf uploaded. | 12 September 2017 14:27 CEST | Version of Record | https://www.mdpi.com/2411-5134/2/3/25/pdf |
