| article html file updated | 12 February 2020 11:58 CET | Update | https://www.mdpi.com/1996-1073/12/9/1813 |
| article html file updated | 20 October 2019 00:47 CEST | Update | N/A |
| article html file updated | 24 May 2019 12:48 CEST | Update | N/A |
| article html file updated | 13 May 2019 13:13 CEST | Original file | N/A |
| article pdf uploaded. | 13 May 2019 13:11 CEST | Version of Record | https://www.mdpi.com/1996-1073/12/9/1813/pdf |
| article xml uploaded. | 13 May 2019 13:11 CEST | Update | https://www.mdpi.com/1996-1073/12/9/1813/xml |
| article xml file uploaded | 13 May 2019 13:11 CEST | Original file | N/A |
