| article html file updated | 9 February 2020 22:16 CET | Update | https://www.mdpi.com/1996-1073/11/7/1620 |
| article html file updated | 4 October 2019 19:15 CEST | Update | - |
| article html file updated | 30 April 2019 09:00 CEST | Update | - |
| article html file updated | 16 April 2019 03:59 CEST | Update | - |
| article html file updated | 30 March 2019 12:46 CET | Update | - |
| article html file updated | 1 August 2018 12:28 CEST | Update | - |
| article html file updated | 31 July 2018 05:05 CEST | Update | - |
| article html file updated | 21 June 2018 10:07 CEST | Original file | - |
| article pdf uploaded. | 21 June 2018 10:06 CEST | Version of Record | https://www.mdpi.com/1996-1073/11/7/1620/pdf |
| article xml uploaded. | 21 June 2018 10:06 CEST | Update | https://www.mdpi.com/1996-1073/11/7/1620/xml |
| article xml file uploaded | 21 June 2018 10:06 CEST | Original file | - |
