| article html file updated | 9 February 2020 05:56 CET | Update | https://www.mdpi.com/2075-4450/9/1/17 |
| article html file updated | 30 September 2019 15:15 CEST | Update | - |
| article html file updated | 1 May 2019 20:00 CEST | Update | - |
| article html file updated | 17 April 2019 19:06 CEST | Update | - |
| article html file updated | 28 March 2019 21:51 CET | Update | - |
| article html file updated | 27 March 2018 14:33 CEST | Update | - |
| article html file updated | 8 February 2018 10:00 CET | Original file | - |
| article xml uploaded. | 8 February 2018 09:58 CET | Original file | https://www.mdpi.com/2075-4450/9/1/17/xml |
| article pdf uploaded. | 8 February 2018 09:58 CET | Version of Record | https://www.mdpi.com/2075-4450/9/1/17/pdf |
