| article html file updated | 9 February 2020 05:29 CET | Update | https://www.mdpi.com/1996-1944/11/2/239 |
| article html file updated | 30 September 2019 12:33 CEST | Update | N/A |
| article html file updated | 1 May 2019 21:02 CEST | Update | N/A |
| article html file updated | 17 April 2019 19:58 CEST | Update | N/A |
| article html file updated | 28 March 2019 20:51 CET | Update | N/A |
| article html file updated | 14 March 2018 15:42 CET | Update | N/A |
| article html file updated | 4 February 2018 09:17 CET | Original file | N/A |
| article xml uploaded. | 4 February 2018 09:15 CET | Update | https://www.mdpi.com/1996-1944/11/2/239/xml |
| article xml uploaded. | 4 February 2018 09:15 CET | Original file | N/A |
| article pdf uploaded. | 4 February 2018 09:15 CET | Version of Record | https://www.mdpi.com/1996-1944/11/2/239/pdf |
