| article html file updated | 7 February 2020 15:49 CET | Update | https://www.mdpi.com/1422-0067/17/10/1660 |
| article html file updated | 5 May 2019 02:36 CEST | Update | N/A |
| article html file updated | 31 October 2016 07:30 CET | Update | N/A |
| article html file updated | 30 September 2016 06:51 CEST | Original file | N/A |
| article xml uploaded. | 30 September 2016 06:50 CEST | Update | https://www.mdpi.com/1422-0067/17/10/1660/xml |
| article xml uploaded. | 30 September 2016 06:50 CEST | Original file | N/A |
| article pdf uploaded. | 30 September 2016 06:50 CEST | Version of Record | https://www.mdpi.com/1422-0067/17/10/1660/pdf |
