| article html file updated | 9 February 2020 10:21 CET | Update | https://www.mdpi.com/2073-4352/8/3/139 |
| article html file updated | 1 October 2019 18:12 CEST | Update | - |
| article html file updated | 1 May 2019 10:41 CEST | Update | - |
| article html file updated | 17 April 2019 10:31 CEST | Update | - |
| article html file updated | 29 March 2019 07:40 CET | Update | - |
| article html file updated | 26 March 2018 12:37 CEST | Update | - |
| article html file updated | 19 March 2018 09:41 CET | Original file | - |
| article xml uploaded. | 19 March 2018 09:39 CET | Update | https://www.mdpi.com/2073-4352/8/3/139/xml |
| article pdf uploaded. | 19 March 2018 09:39 CET | Version of Record | https://www.mdpi.com/2073-4352/8/3/139/pdf |
