| article html file updated | 7 February 2020 22:49 CET | Update | https://www.mdpi.com/2308-3417/2/1/10 |
| article html file updated | 23 September 2019 04:46 CEST | Update | - |
| article html file updated | 4 May 2019 12:24 CEST | Update | - |
| article html file updated | 7 February 2017 14:29 CET | Original file | - |
| article xml uploaded. | 7 February 2017 14:28 CET | Update | https://www.mdpi.com/2308-3417/2/1/10/xml |
| article xml uploaded. | 7 February 2017 14:28 CET | Original file | - |
| article pdf uploaded. | 7 February 2017 14:28 CET | Version of Record | https://www.mdpi.com/2308-3417/2/1/10/pdf |
