| article html file updated | 8 February 2020 14:35 CET | Update | https://www.mdpi.com/1422-0067/18/9/1861 |
| article html file updated | 26 September 2019 18:40 CEST | Update | - |
| article html file updated | 3 May 2019 04:57 CEST | Update | - |
| article html file updated | 30 September 2017 12:08 CEST | Update | - |
| article html file updated | 27 August 2017 03:50 CEST | Original file | - |
| article xml uploaded. | 27 August 2017 03:48 CEST | Original file | https://www.mdpi.com/1422-0067/18/9/1861/xml |
| article pdf uploaded. | 27 August 2017 03:48 CEST | Updated version of record | https://www.mdpi.com/1422-0067/18/9/1861/pdf |
| article pdf uploaded. | 26 August 2017 11:16 CEST | Version of Record | https://www.mdpi.com/1422-0067/18/9/1861/pdf-vor |
