| article html file updated | 9 February 2020 06:38 CET | Update | https://www.mdpi.com/2079-6412/8/2/75 |
| article html file updated | 30 September 2019 19:23 CEST | Update | - |
| article html file updated | 1 May 2019 18:26 CEST | Update | - |
| article html file updated | 17 April 2019 17:44 CEST | Update | - |
| article html file updated | 28 March 2019 23:20 CET | Update | - |
| article html file updated | 14 March 2018 08:52 CET | Update | - |
| article html file updated | 14 February 2018 09:11 CET | Original file | - |
| article xml uploaded. | 14 February 2018 09:10 CET | Update | https://www.mdpi.com/2079-6412/8/2/75/xml |
| article xml uploaded. | 14 February 2018 09:10 CET | Original file | - |
| article pdf uploaded. | 14 February 2018 09:10 CET | Version of Record | https://www.mdpi.com/2079-6412/8/2/75/pdf |
