| article html file updated | 10 February 2020 10:45 CET | Update | https://www.mdpi.com/1660-4601/15/9/1997 |
| article html file updated | 29 April 2019 06:06 CEST | Update | - |
| article html file updated | 15 April 2019 01:44 CEST | Update | - |
| article html file updated | 31 March 2019 18:26 CEST | Update | - |
| article html file updated | 27 September 2018 12:20 CEST | Update | - |
| article html file updated | 13 September 2018 11:17 CEST | Original file | - |
| article pdf uploaded. | 13 September 2018 11:16 CEST | Version of Record | https://www.mdpi.com/1660-4601/15/9/1997/pdf |
| article xml uploaded. | 13 September 2018 11:16 CEST | Update | https://www.mdpi.com/1660-4601/15/9/1997/xml |
| article xml file uploaded | 13 September 2018 11:16 CEST | Original file | - |
