| article html file updated | 7 February 2020 14:07 CET | Update | https://www.mdpi.com/1422-0067/17/9/1429 |
| article html file updated | 5 May 2019 05:41 CEST | Update | - |
| article html file updated | 27 March 2019 15:18 CET | Update | - |
| article html file updated | 27 September 2016 06:03 CEST | Update | - |
| article html file updated | 30 August 2016 12:32 CEST | Original file | - |
| article xml uploaded. | 30 August 2016 12:31 CEST | Update | https://www.mdpi.com/1422-0067/17/9/1429/xml |
| article xml uploaded. | 30 August 2016 12:31 CEST | Original file | - |
| article pdf uploaded. | 30 August 2016 12:31 CEST | Version of Record | https://www.mdpi.com/1422-0067/17/9/1429/pdf |
