| article html file updated | 8 February 2020 06:50 CET | Update | https://www.mdpi.com/2072-6651/9/6/177 |
| article html file updated | 25 September 2019 01:02 CEST | Update | - |
| article html file updated | 3 May 2019 20:10 CEST | Update | - |
| article html file updated | 28 June 2017 14:58 CEST | Update | - |
| article pdf uploaded. | 7 June 2017 08:48 CEST | Updated version of record | https://www.mdpi.com/2072-6651/9/6/177/pdf |
| article html file updated | 30 May 2017 11:23 CEST | Original file | - |
| article xml uploaded. | 30 May 2017 11:21 CEST | Original file | https://www.mdpi.com/2072-6651/9/6/177/xml |
| article pdf uploaded. | 30 May 2017 11:21 CEST | Updated version of record | https://www.mdpi.com/2072-6651/9/6/177/pdf-vor |
| article pdf uploaded. | 26 May 2017 14:23 CEST | Version of Record | https://www.mdpi.com/2072-6651/9/6/177/pdf-vor |
