| article html file updated | 9 February 2020 19:45 CET | Update | https://www.mdpi.com/2075-4450/9/2/57 |
| article html file updated | 4 October 2019 03:30 CEST | Update | - |
| article html file updated | 30 April 2019 14:59 CEST | Update | - |
| article html file updated | 16 April 2019 15:33 CEST | Update | - |
| article html file updated | 30 March 2019 06:21 CET | Update | - |
| article html file updated | 1 June 2018 06:11 CEST | Original file | - |
| article pdf uploaded. | 1 June 2018 06:09 CEST | Updated version of record | https://www.mdpi.com/2075-4450/9/2/57/pdf |
| article xml uploaded. | 1 June 2018 06:09 CEST | Update | https://www.mdpi.com/2075-4450/9/2/57/xml |
| article xml file uploaded | 1 June 2018 06:09 CEST | Update | - |
| article pdf uploaded. | 31 May 2018 16:36 CEST | Updated version of record | https://www.mdpi.com/2075-4450/9/2/57/pdf-vor |
| article pdf uploaded. | 31 May 2018 16:36 CEST | Version of Record | https://www.mdpi.com/2075-4450/9/2/57/pdf-vor |
| article xml file uploaded | 31 May 2018 16:36 CEST | Original file | - |
