| article html file updated | 8 February 2020 18:41 CET | Update | https://www.mdpi.com/2073-8994/9/10/231 |
| article html file updated | 27 September 2019 19:47 CEST | Update | N/A |
| article html file updated | 2 May 2019 20:46 CEST | Update | N/A |
| article html file updated | 1 November 2017 04:44 CET | Update | N/A |
| article html file updated | 17 October 2017 23:05 CEST | Original file | N/A |
| article xml uploaded. | 17 October 2017 14:27 CEST | Update | https://www.mdpi.com/2073-8994/9/10/231/xml |
| article xml uploaded. | 17 October 2017 14:27 CEST | Original file | N/A |
| article pdf uploaded. | 17 October 2017 14:27 CEST | Version of Record | https://www.mdpi.com/2073-8994/9/10/231/pdf |
