| article html file updated | 9 February 2020 12:38 CET | Update | https://www.mdpi.com/2077-1444/9/4/113 |
| article html file updated | 1 May 2019 05:51 CEST | Update | N/A |
| article html file updated | 17 April 2019 05:59 CEST | Update | N/A |
| article html file updated | 29 March 2019 12:59 CET | Update | N/A |
| article html file updated | 1 May 2018 05:19 CEST | Update | N/A |
| article html file updated | 9 April 2018 12:32 CEST | Update | N/A |
| article xml uploaded. | 9 April 2018 12:31 CEST | Update | https://www.mdpi.com/2077-1444/9/4/113/xml |
| article pdf uploaded. | 9 April 2018 12:31 CEST | Updated version of record | https://www.mdpi.com/2077-1444/9/4/113/pdf |
| article html file updated | 5 April 2018 09:17 CEST | Original file | N/A |
| article pdf uploaded. | 5 April 2018 09:16 CEST | Version of Record | https://www.mdpi.com/2077-1444/9/4/113/pdf-vor |
