| article html file updated | 9 February 2020 15:14 CET | Update | https://www.mdpi.com/1999-4907/9/5/226 |
| article html file updated | 2 October 2019 23:14 CEST | Update | - |
| article html file updated | 1 May 2019 00:44 CEST | Update | - |
| article html file updated | 17 April 2019 01:22 CEST | Update | - |
| article html file updated | 29 March 2019 19:01 CET | Update | - |
| article html file updated | 30 May 2018 17:54 CEST | Update | - |
| article html file updated | 25 April 2018 08:41 CEST | Original file | - |
| article pdf uploaded. | 25 April 2018 08:40 CEST | Version of Record | https://www.mdpi.com/1999-4907/9/5/226/pdf |
| article xml uploaded. | 25 April 2018 08:40 CEST | Update | https://www.mdpi.com/1999-4907/9/5/226/xml |
| article xml file uploaded | 25 April 2018 08:40 CEST | Original file | - |
