| article html file updated | 8 February 2020 13:10 CET | Update | https://www.mdpi.com/2073-8994/9/8/151 |
| article html file updated | 26 September 2019 10:57 CEST | Update | - |
| article html file updated | 3 May 2019 07:42 CEST | Update | - |
| article html file updated | 27 March 2019 20:02 CET | Update | - |
| article html file updated | 30 August 2017 09:51 CEST | Update | - |
| article html file updated | 11 August 2017 14:12 CEST | Original file | - |
| article xml uploaded. | 11 August 2017 14:11 CEST | Original file | https://www.mdpi.com/2073-8994/9/8/151/xml |
| article pdf uploaded. | 11 August 2017 14:11 CEST | Updated version of record | https://www.mdpi.com/2073-8994/9/8/151/pdf |
| article pdf uploaded. | 9 August 2017 12:50 CEST | Version of Record | https://www.mdpi.com/2073-8994/9/8/151/pdf-vor |
