| article html file updated | 8 February 2020 16:23 CET | Update | https://www.mdpi.com/1422-0067/18/9/1984 |
| article html file updated | 27 September 2019 04:33 CEST | Update | - |
| article html file updated | 3 May 2019 01:39 CEST | Update | - |
| article html file updated | 30 September 2017 12:25 CEST | Update | - |
| article html file updated | 16 September 2017 06:03 CEST | Original file | - |
| article xml uploaded. | 16 September 2017 06:02 CEST | Update | https://www.mdpi.com/1422-0067/18/9/1984/xml |
| article xml uploaded. | 16 September 2017 06:02 CEST | Original file | - |
| article pdf uploaded. | 16 September 2017 06:02 CEST | Version of Record | https://www.mdpi.com/1422-0067/18/9/1984/pdf |
