| article html file updated | 8 February 2020 14:59 CET | Update | https://www.mdpi.com/2073-4352/7/9/266 |
| article html file updated | 26 September 2019 20:59 CEST | Update | N/A |
| article html file updated | 3 May 2019 04:12 CEST | Update | N/A |
| article html file updated | 30 September 2017 08:42 CEST | Update | N/A |
| article html file updated | 1 September 2017 11:32 CEST | Original file | N/A |
| article xml uploaded. | 1 September 2017 11:31 CEST | Original file | https://www.mdpi.com/2073-4352/7/9/266/xml |
| article pdf uploaded. | 1 September 2017 11:31 CEST | Updated version of record | https://www.mdpi.com/2073-4352/7/9/266/pdf |
| article pdf uploaded. | 31 August 2017 14:34 CEST | Version of Record | https://www.mdpi.com/2073-4352/7/9/266/pdf-vor |
