| article html file updated | 8 February 2020 15:08 CET | Update | https://www.mdpi.com/2076-2615/7/9/67 |
| 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 10:14 CEST | Update | - |
| article html file updated | 22 September 2017 09:50 CEST | Update | - |
| article xml uploaded. | 22 September 2017 09:49 CEST | Update | https://www.mdpi.com/2076-2615/7/9/67/xml |
| article pdf uploaded. | 22 September 2017 09:49 CEST | Updated version of record | https://www.mdpi.com/2076-2615/7/9/67/pdf |
| article html file updated | 3 September 2017 10:43 CEST | Original file | - |
| article xml uploaded. | 3 September 2017 10:42 CEST | Original file | - |
| article pdf uploaded. | 3 September 2017 10:42 CEST | Updated version of record | https://www.mdpi.com/2076-2615/7/9/67/pdf-vor |
| article pdf uploaded. | 1 September 2017 14:43 CEST | Version of Record | https://www.mdpi.com/2076-2615/7/9/67/pdf-vor |
