| article html file updated | 9 February 2020 12:15 CET | Update | https://www.mdpi.com/2076-2615/8/4/49 |
| article html file updated | 2 October 2019 05:19 CEST | Update | - |
| article html file updated | 1 May 2019 06:39 CEST | Update | - |
| article html file updated | 17 April 2019 06:42 CEST | Update | - |
| article html file updated | 29 March 2019 12:05 CET | Update | - |
| article html file updated | 1 May 2018 10:20 CEST | Update | - |
| article html file updated | 3 April 2018 13:17 CEST | Update | - |
| article html file updated | 2 April 2018 23:50 CEST | Original file | - |
| article pdf uploaded. | 2 April 2018 13:13 CEST | Version of Record | https://www.mdpi.com/2076-2615/8/4/49/pdf |
| article xml uploaded. | 2 April 2018 13:13 CEST | Update | https://www.mdpi.com/2076-2615/8/4/49/xml |
| article xml file uploaded | 2 April 2018 13:13 CEST | Original file | - |
