| article html file updated | 9 February 2020 22:18 CET | Update | https://www.mdpi.com/2032-6653/9/1/15 |
| article html file updated | 4 October 2019 19:32 CEST | Update | - |
| article html file updated | 30 April 2019 08:54 CEST | Update | - |
| article html file updated | 16 April 2019 03:54 CEST | Update | - |
| article html file updated | 30 March 2019 12:52 CET | Update | - |
| article pdf uploaded. | 22 June 2018 06:07 CEST | Updated version of record | https://www.mdpi.com/2032-6653/9/1/15/pdf |
| article html file updated | 21 June 2018 11:46 CEST | Original file | - |
| article pdf uploaded. | 21 June 2018 11:45 CEST | Version of Record | https://www.mdpi.com/2032-6653/9/1/15/pdf-vor |
| article xml uploaded. | 21 June 2018 11:45 CEST | Update | https://www.mdpi.com/2032-6653/9/1/15/xml |
| article xml file uploaded | 21 June 2018 11:45 CEST | Original file | - |
