| article html file updated | 9 February 2020 05:14 CET | Update | https://www.mdpi.com/2073-4360/10/2/140 |
| article html file updated | 30 September 2019 10:54 CEST | Update | - |
| article html file updated | 1 May 2019 21:37 CEST | Update | - |
| article html file updated | 17 April 2019 20:27 CEST | Update | - |
| article html file updated | 28 March 2019 20:18 CET | Update | - |
| article html file updated | 14 March 2018 10:30 CET | Update | - |
| article html file updated | 1 February 2018 17:54 CET | Original file | - |
| article xml uploaded. | 1 February 2018 17:52 CET | Update | https://www.mdpi.com/2073-4360/10/2/140/xml |
| article xml uploaded. | 1 February 2018 17:52 CET | Original file | - |
| article pdf uploaded. | 1 February 2018 17:52 CET | Version of Record | https://www.mdpi.com/2073-4360/10/2/140/pdf |
