| article html file updated | 9 February 2020 06:44 CET | Update | https://www.mdpi.com/2075-4450/9/1/25 |
| article html file updated | 30 September 2019 19:57 CEST | Update | - |
| article html file updated | 1 May 2019 18:13 CEST | Update | - |
| article html file updated | 17 April 2019 17:33 CEST | Update | - |
| article html file updated | 28 March 2019 23:32 CET | Update | - |
| article html file updated | 27 March 2018 14:33 CEST | Update | - |
| article html file updated | 19 February 2018 18:00 CET | Original file | - |
| article xml uploaded. | 19 February 2018 17:59 CET | Original file | https://www.mdpi.com/2075-4450/9/1/25/xml |
| article pdf uploaded. | 19 February 2018 17:59 CET | Updated version of record | https://www.mdpi.com/2075-4450/9/1/25/pdf |
| article pdf uploaded. | 14 February 2018 19:09 CET | Version of Record | https://www.mdpi.com/2075-4450/9/1/25/pdf-vor |
