| article html file updated | 9 February 2020 05:20 CET | Update | https://www.mdpi.com/1996-1073/11/2/340 |
| article html file updated | 30 September 2019 11:31 CEST | Update | N/A |
| article html file updated | 1 May 2019 21:24 CEST | Update | N/A |
| article html file updated | 17 April 2019 20:17 CEST | Update | N/A |
| article html file updated | 28 March 2019 20:30 CET | Update | N/A |
| article html file updated | 14 March 2018 15:50 CET | Update | N/A |
| article html file updated | 2 February 2018 11:36 CET | Original file | N/A |
| article xml uploaded. | 2 February 2018 11:34 CET | Update | https://www.mdpi.com/1996-1073/11/2/340/xml |
| article xml uploaded. | 2 February 2018 11:34 CET | Update | N/A |
| article xml uploaded. | 2 February 2018 11:34 CET | Original file | N/A |
| article pdf uploaded. | 2 February 2018 11:34 CET | Version of Record | https://www.mdpi.com/1996-1073/11/2/340/pdf |