| article html file updated | 8 February 2020 10:04 CET | Update | https://www.mdpi.com/2073-4360/9/7/266 |
| article html file updated | 25 September 2019 18:06 CEST | Update | - |
| article html file updated | 3 May 2019 14:04 CEST | Update | - |
| article html file updated | 15 March 2019 10:16 CET | Update | - |
| article html file updated | 2 August 2017 04:22 CEST | Update | - |
| article html file updated | 6 July 2017 09:56 CEST | Original file | - |
| article xml uploaded. | 6 July 2017 09:55 CEST | Original file | https://www.mdpi.com/2073-4360/9/7/266/xml |
| article pdf uploaded. | 6 July 2017 09:55 CEST | Updated version of record | https://www.mdpi.com/2073-4360/9/7/266/pdf |
| article pdf uploaded. | 4 July 2017 15:04 CEST | Version of Record | https://www.mdpi.com/2073-4360/9/7/266/pdf-vor |
