| article html file updated | 7 February 2020 20:11 CET | Update | https://www.mdpi.com/1996-1073/10/1/14 |
| article html file updated | 22 September 2019 14:32 CEST | Update | N/A |
| article html file updated | 4 May 2019 18:03 CEST | Update | N/A |
| article html file updated | 7 February 2017 09:26 CET | Update | N/A |
| article html file updated | 23 December 2016 09:43 CET | Original file | N/A |
| article xml uploaded. | 23 December 2016 09:42 CET | Update | https://www.mdpi.com/1996-1073/10/1/14/xml |
| article xml uploaded. | 23 December 2016 09:42 CET | Original file | N/A |
| article pdf uploaded. | 23 December 2016 09:42 CET | Version of Record | https://www.mdpi.com/1996-1073/10/1/14/pdf |
