| article html file updated | 13 February 2020 19:58 CET | Update | https://www.mdpi.com/1996-1073/12/19/3648 |
| article html file updated | 15 October 2019 13:57 CEST | Update | N/A |
| article html file updated | 24 September 2019 13:46 CEST | Original file | N/A |
| article pdf uploaded. | 24 September 2019 13:44 CEST | Version of Record | https://www.mdpi.com/1996-1073/12/19/3648/pdf |
| article xml uploaded. | 24 September 2019 13:44 CEST | Update | https://www.mdpi.com/1996-1073/12/19/3648/xml |
| article xml file uploaded | 24 September 2019 13:44 CEST | Original file | N/A |
