| article html file updated | 8 February 2020 15:08 CET | Update | https://www.mdpi.com/2075-4701/7/9/341 |
| article html file updated | 26 September 2019 21:47 CEST | Update | - |
| article html file updated | 3 May 2019 03:55 CEST | Update | - |
| article html file updated | 30 September 2017 09:25 CEST | Update | - |
| article html file updated | 2 September 2017 12:37 CEST | Original file | - |
| article xml uploaded. | 2 September 2017 12:36 CEST | Update | https://www.mdpi.com/2075-4701/7/9/341/xml |
| article xml uploaded. | 2 September 2017 12:36 CEST | Original file | - |
| article pdf uploaded. | 2 September 2017 12:36 CEST | Updated version of record | https://www.mdpi.com/2075-4701/7/9/341/pdf |
| article pdf uploaded. | 1 September 2017 14:45 CEST | Version of Record | https://www.mdpi.com/2075-4701/7/9/341/pdf-vor |
