| article html file updated | 9 February 2020 11:32 CET | Update | https://www.mdpi.com/1996-1073/11/4/766 |
| article html file updated | 2 October 2019 01:04 CEST | Update | - |
| article html file updated | 1 May 2019 08:06 CEST | Update | - |
| article html file updated | 17 April 2019 08:03 CEST | Update | - |
| article html file updated | 29 March 2019 10:28 CET | Update | - |
| article pdf uploaded. | 21 January 2019 10:31 CET | Updated version of record | https://www.mdpi.com/1996-1073/11/4/766/pdf |
| article html file updated | 1 May 2018 08:43 CEST | Update | - |
| article html file updated | 28 March 2018 07:48 CEST | Original file | - |
| article pdf uploaded. | 28 March 2018 07:47 CEST | Version of Record | https://www.mdpi.com/1996-1073/11/4/766/pdf-vor |
| article xml uploaded. | 28 March 2018 07:47 CEST | Update | https://www.mdpi.com/1996-1073/11/4/766/xml |
| article xml file uploaded | 28 March 2018 07:47 CEST | Original file | - |
