| article html file updated | 13 February 2020 07:17 CET | Update | https://www.mdpi.com/1996-1073/12/15/2997 |
| article html file updated | 12 August 2019 14:20 CEST | Update | N/A |
| article html file updated | 8 August 2019 11:13 CEST | Original file | N/A |
| article pdf uploaded. | 8 August 2019 11:11 CEST | Updated version of record | https://www.mdpi.com/1996-1073/12/15/2997/pdf |
| article xml uploaded. | 8 August 2019 11:11 CEST | Update | https://www.mdpi.com/1996-1073/12/15/2997/xml |
| article xml file uploaded | 8 August 2019 11:10 CEST | Update | N/A |
| article pdf uploaded. | 3 August 2019 11:04 CEST | Version of Record | https://www.mdpi.com/1996-1073/12/15/2997/pdf-vor |
| article xml file uploaded | 3 August 2019 11:04 CEST | Original file | N/A |
