| article html file updated | 7 February 2020 19:01 CET | Update | https://www.mdpi.com/1422-0067/17/12/2023 |
| article html file updated | 4 May 2019 20:29 CEST | Update | N/A |
| article html file updated | 27 December 2016 11:01 CET | Update | N/A |
| article html file updated | 2 December 2016 13:04 CET | Original file | N/A |
| article xml uploaded. | 2 December 2016 13:03 CET | Update | https://www.mdpi.com/1422-0067/17/12/2023/xml |
| article xml uploaded. | 2 December 2016 13:03 CET | Original file | N/A |
| article pdf uploaded. | 2 December 2016 13:03 CET | Version of Record | https://www.mdpi.com/1422-0067/17/12/2023/pdf |
