| article html file updated | 11 February 2020 22:04 CET | Update | https://www.mdpi.com/1996-1073/12/6/987 |
| article html file updated | 16 October 2019 13:44 CEST | Update | - |
| article html file updated | 26 April 2019 03:32 CEST | Update | - |
| article html file updated | 11 April 2019 22:35 CEST | Update | - |
| article html file updated | 4 April 2019 12:55 CEST | Update | - |
| article html file updated | 14 March 2019 11:54 CET | Original file | - |
| article pdf uploaded. | 14 March 2019 11:52 CET | Updated version of record | https://www.mdpi.com/1996-1073/12/6/987/pdf |
| article xml uploaded. | 14 March 2019 11:52 CET | Update | https://www.mdpi.com/1996-1073/12/6/987/xml |
| article xml file uploaded | 14 March 2019 11:52 CET | Update | - |
| article pdf uploaded. | 13 March 2019 17:11 CET | Version of Record | https://www.mdpi.com/1996-1073/12/6/987/pdf-vor |
| article xml file uploaded | 13 March 2019 17:11 CET | Original file | - |
