| article html file updated | 9 February 2020 17:51 CET | Update | https://www.mdpi.com/2075-4442/6/2/49 |
| article html file updated | 3 October 2019 15:57 CEST | Update | - |
| article html file updated | 30 April 2019 19:16 CEST | Update | - |
| article html file updated | 16 April 2019 19:43 CEST | Update | - |
| article html file updated | 30 March 2019 01:28 CET | Update | - |
| article html file updated | 27 June 2018 10:24 CEST | Update | - |
| article html file updated | 16 May 2018 13:36 CEST | Original file | - |
| article pdf uploaded. | 16 May 2018 13:35 CEST | Version of Record | https://www.mdpi.com/2075-4442/6/2/49/pdf |
| article xml uploaded. | 16 May 2018 13:35 CEST | Update | https://www.mdpi.com/2075-4442/6/2/49/xml |
| article xml file uploaded | 16 May 2018 13:34 CEST | Original file | - |
