| article html file updated | 8 February 2020 23:13 CET | Update | https://www.mdpi.com/2071-1050/9/12/2244 |
| article html file updated | 29 September 2019 00:16 CEST | Update | N/A |
| article html file updated | 2 May 2019 10:28 CEST | Update | N/A |
| article html file updated | 18 April 2019 08:06 CEST | Update | N/A |
| article html file updated | 2 January 2018 18:11 CET | Update | N/A |
| article html file updated | 5 December 2017 15:55 CET | Original file | N/A |
| article xml uploaded. | 5 December 2017 15:54 CET | Original file | https://www.mdpi.com/2071-1050/9/12/2244/xml |
| article pdf uploaded. | 5 December 2017 15:54 CET | Version of Record | https://www.mdpi.com/2071-1050/9/12/2244/pdf |
