| article html file updated | 9 February 2020 06:41 CET | Update | https://www.mdpi.com/2071-1050/10/2/514 |
| article html file updated | 30 September 2019 19:38 CEST | Update | N/A |
| article html file updated | 1 May 2019 18:19 CEST | Update | N/A |
| article html file updated | 17 April 2019 17:38 CEST | Update | N/A |
| article html file updated | 28 March 2019 23:26 CET | Update | N/A |
| article html file updated | 15 March 2018 10:02 CET | Update | N/A |
| article html file updated | 14 March 2018 12:12 CET | Update | N/A |
| article html file updated | 22 February 2018 09:04 CET | Original file | N/A |
| article xml uploaded. | 22 February 2018 09:03 CET | Original file | https://www.mdpi.com/2071-1050/10/2/514/xml |
| article pdf uploaded. | 22 February 2018 09:03 CET | Updated version of record | https://www.mdpi.com/2071-1050/10/2/514/pdf |
| article pdf uploaded. | 14 February 2018 14:04 CET | Version of Record | https://www.mdpi.com/2071-1050/10/2/514/pdf-vor |