| article html file updated | 9 February 2020 16:27 CET | Update | https://www.mdpi.com/2075-4442/6/2/45 |
| article html file updated | 3 October 2019 06:43 CEST | Update | - |
| article html file updated | 30 April 2019 22:18 CEST | Update | - |
| article html file updated | 16 April 2019 22:47 CEST | Update | - |
| article html file updated | 29 March 2019 22:00 CET | Update | - |
| article html file updated | 27 June 2018 10:19 CEST | Update | - |
| article html file updated | 5 May 2018 05:24 CEST | Original file | - |
| article pdf uploaded. | 5 May 2018 05:23 CEST | Version of Record | https://www.mdpi.com/2075-4442/6/2/45/pdf |
| article xml uploaded. | 5 May 2018 05:23 CEST | Update | https://www.mdpi.com/2075-4442/6/2/45/xml |
| article xml file uploaded | 5 May 2018 05:23 CEST | Original file | - |
