| article html file updated | 9 February 2020 19:17 CET | Update | https://www.mdpi.com/2225-1154/6/2/45 |
| article html file updated | 30 April 2019 16:07 CEST | Update | - |
| article html file updated | 16 April 2019 16:37 CEST | Update | - |
| article html file updated | 30 March 2019 05:12 CET | Update | - |
| article html file updated | 27 June 2018 20:15 CEST | Update | - |
| article html file updated | 28 May 2018 10:37 CEST | Original file | - |
| article pdf uploaded. | 28 May 2018 10:36 CEST | Version of Record | https://www.mdpi.com/2225-1154/6/2/45/pdf |
| article xml uploaded. | 28 May 2018 10:36 CEST | Update | https://www.mdpi.com/2225-1154/6/2/45/xml |
| article xml file uploaded | 28 May 2018 10:36 CEST | Original file | - |
