| article html file updated | 13 February 2020 18:04 CET | Update | https://www.mdpi.com/1996-1073/12/18/3549 |
| article html file updated | 25 September 2019 10:55 CEST | Update | - |
| article html file updated | 17 September 2019 06:20 CEST | Update | - |
| article html file updated | 17 September 2019 06:19 CEST | Update | - |
| article html file updated | 17 September 2019 06:18 CEST | Original file | - |
| article pdf uploaded. | 17 September 2019 06:16 CEST | Version of Record | https://www.mdpi.com/1996-1073/12/18/3549/pdf |
| article xml uploaded. | 17 September 2019 06:16 CEST | Update | https://www.mdpi.com/1996-1073/12/18/3549/xml |
| article xml file uploaded | 17 September 2019 06:16 CEST | Original file | - |
