| article html file updated | 9 February 2020 11:24 CET | Update | https://www.mdpi.com/2071-1050/10/4/974 |
| article html file updated | 2 October 2019 00:12 CEST | Update | N/A |
| article html file updated | 1 May 2019 08:26 CEST | Update | N/A |
| article html file updated | 17 April 2019 08:21 CEST | Update | N/A |
| article html file updated | 29 March 2019 10:07 CET | Update | N/A |
| article html file updated | 2 May 2018 11:03 CEST | Update | N/A |
| article html file updated | 27 March 2018 08:59 CEST | Original file | N/A |
| article xml uploaded. | 27 March 2018 08:58 CEST | Original file | https://www.mdpi.com/2071-1050/10/4/974/xml |
| article pdf uploaded. | 27 March 2018 08:58 CEST | Version of Record | https://www.mdpi.com/2071-1050/10/4/974/pdf |
