| article html file updated | 9 February 2020 05:55 CET | Update | https://www.mdpi.com/2079-4991/8/2/94 |
| article html file updated | 30 September 2019 15:11 CEST | Update | - |
| article html file updated | 1 May 2019 20:02 CEST | Update | - |
| article html file updated | 17 April 2019 19:08 CEST | Update | - |
| article html file updated | 28 March 2019 21:49 CET | Update | - |
| article html file updated | 15 March 2018 08:15 CET | Update | - |
| article html file updated | 8 March 2018 08:34 CET | Original file | - |
| article xml uploaded. | 8 March 2018 08:32 CET | Update | https://www.mdpi.com/2079-4991/8/2/94/xml |
| article xml uploaded. | 8 February 2018 09:12 CET | Original file | - |
| article pdf uploaded. | 8 February 2018 09:12 CET | Version of Record | https://www.mdpi.com/2079-4991/8/2/94/pdf |