| article html file updated | 9 February 2020 02:01 CET | Update | https://www.mdpi.com/2073-4352/8/1/18 |
| article html file updated | 2 May 2019 04:22 CEST | Update | - |
| article html file updated | 18 April 2019 02:27 CEST | Update | - |
| article html file updated | 28 March 2019 13:10 CET | Update | - |
| article html file updated | 1 February 2018 10:27 CET | Update | - |
| article html file updated | 4 January 2018 15:31 CET | Original file | - |
| article xml uploaded. | 4 January 2018 15:30 CET | Update | https://www.mdpi.com/2073-4352/8/1/18/xml |
| article pdf uploaded. | 4 January 2018 15:28 CET | Version of Record | https://www.mdpi.com/2073-4352/8/1/18/pdf |
