| article html file updated | 9 February 2020 13:49 CET | Update | https://www.mdpi.com/2077-1444/9/4/129 |
| article html file updated | 1 May 2019 03:30 CEST | Update | - |
| article html file updated | 17 April 2019 03:54 CEST | Update | - |
| article html file updated | 29 March 2019 15:39 CET | Update | - |
| article html file updated | 1 May 2018 05:19 CEST | Update | - |
| article html file updated | 14 April 2018 09:57 CEST | Original file | - |
| article pdf uploaded. | 14 April 2018 09:56 CEST | Version of Record | https://www.mdpi.com/2077-1444/9/4/129/pdf |
| article xml uploaded. | 14 April 2018 09:56 CEST | Update | https://www.mdpi.com/2077-1444/9/4/129/xml |
| article xml file uploaded | 14 April 2018 09:56 CEST | Original file | - |
