| article html file updated | 7 February 2020 15:26 CET | Update | https://www.mdpi.com/1422-0067/17/10/1609 |
| article html file updated | 5 May 2019 03:19 CEST | Update | N/A |
| article html file updated | 31 October 2016 07:03 CET | Update | N/A |
| article html file updated | 22 September 2016 13:27 CEST | Original file | N/A |
| article xml uploaded. | 22 September 2016 13:26 CEST | Update | https://www.mdpi.com/1422-0067/17/10/1609/xml |
| article xml uploaded. | 22 September 2016 13:26 CEST | Original file | N/A |
| article pdf uploaded. | 22 September 2016 13:26 CEST | Version of Record | https://www.mdpi.com/1422-0067/17/10/1609/pdf |
