| article html file updated | 8 February 2020 16:19 CET | Update | https://www.mdpi.com/1996-1073/10/9/1412 |
| article html file updated | 27 September 2019 04:09 CEST | Update | N/A |
| article html file updated | 3 May 2019 01:46 CEST | Update | N/A |
| article html file updated | 30 September 2017 08:01 CEST | Update | N/A |
| article html file updated | 15 September 2017 14:36 CEST | Original file | N/A |
| article xml uploaded. | 15 September 2017 14:35 CEST | Original file | https://www.mdpi.com/1996-1073/10/9/1412/xml |
| article pdf uploaded. | 15 September 2017 14:35 CEST | Version of Record | https://www.mdpi.com/1996-1073/10/9/1412/pdf |
