| article html file updated | 8 February 2020 06:21 CET | Update | https://www.mdpi.com/2072-6694/9/5/53 |
| article html file updated | 24 September 2019 22:32 CEST | Update | - |
| article html file updated | 3 May 2019 21:04 CEST | Update | - |
| article html file updated | 31 May 2017 06:26 CEST | Update | - |
| article html file updated | 23 May 2017 03:16 CEST | Original file | - |
| article xml uploaded. | 23 May 2017 03:15 CEST | Original file | https://www.mdpi.com/2072-6694/9/5/53/xml |
| article pdf uploaded. | 23 May 2017 03:15 CEST | Updated version of record | https://www.mdpi.com/2072-6694/9/5/53/pdf |
| article pdf uploaded. | 20 May 2017 14:30 CEST | Version of Record | https://www.mdpi.com/2072-6694/9/5/53/pdf-vor |
