| article html file updated | 7 February 2020 19:46 CET | Update | https://www.mdpi.com/1422-0067/17/12/2119 |
| article html file updated | 22 September 2019 12:19 CEST | Update | - |
| article html file updated | 4 May 2019 18:53 CEST | Update | - |
| article html file updated | 27 December 2016 11:18 CET | Update | - |
| article html file updated | 16 December 2016 11:38 CET | Original file | - |
| article xml uploaded. | 16 December 2016 11:36 CET | Update | https://www.mdpi.com/1422-0067/17/12/2119/xml |
| article xml uploaded. | 16 December 2016 11:36 CET | Original file | - |
| article pdf uploaded. | 16 December 2016 11:36 CET | Version of Record | https://www.mdpi.com/1422-0067/17/12/2119/pdf |
