| article html file updated | 9 February 2020 14:23 CET | Update | https://www.mdpi.com/2075-4442/6/2/38 |
| article html file updated | 2 October 2019 18:11 CEST | Update | - |
| article html file updated | 1 May 2019 02:23 CEST | Update | - |
| article html file updated | 17 April 2019 02:53 CEST | Update | - |
| article html file updated | 29 March 2019 16:58 CET | Update | - |
| article html file updated | 27 June 2018 10:09 CEST | Update | - |
| article html file updated | 18 April 2018 14:38 CEST | Original file | - |
| article pdf uploaded. | 18 April 2018 14:37 CEST | Version of Record | https://www.mdpi.com/2075-4442/6/2/38/pdf |
| article xml uploaded. | 18 April 2018 14:37 CEST | Update | https://www.mdpi.com/2075-4442/6/2/38/xml |
| article xml file uploaded | 18 April 2018 14:37 CEST | Original file | - |
