| article html file updated | 9 February 2020 13:55 CET | Update | https://www.mdpi.com/2218-2004/6/2/19 |
| article html file updated | 2 October 2019 15:31 CEST | Update | - |
| article html file updated | 1 May 2019 03:18 CEST | Update | - |
| article html file updated | 17 April 2019 03:43 CEST | Update | - |
| article html file updated | 29 March 2019 15:53 CET | Update | - |
| article html file updated | 27 June 2018 11:41 CEST | Update | - |
| article html file updated | 25 April 2018 14:05 CEST | Update | - |
| article xml uploaded. | 25 April 2018 14:04 CEST | Update | https://www.mdpi.com/2218-2004/6/2/19/xml |
| article pdf uploaded. | 25 April 2018 14:04 CEST | Updated version of record | https://www.mdpi.com/2218-2004/6/2/19/pdf |
| article html file updated | 16 April 2018 06:39 CEST | Original file | - |
| article pdf uploaded. | 16 April 2018 06:38 CEST | Version of Record | https://www.mdpi.com/2218-2004/6/2/19/pdf-vor |
| article xml file uploaded | 16 April 2018 06:38 CEST | Original file | - |
