| article html file updated | 7 February 2020 14:36 CET | Update | https://www.mdpi.com/1422-0067/17/9/1499 |
| article html file updated | 5 May 2019 04:48 CEST | Update | N/A |
| article html file updated | 27 September 2016 06:14 CEST | Update | N/A |
| article html file updated | 7 September 2016 13:16 CEST | Original file | N/A |
| article xml uploaded. | 7 September 2016 13:15 CEST | Original file | https://www.mdpi.com/1422-0067/17/9/1499/xml |
| article pdf uploaded. | 7 September 2016 13:15 CEST | Version of Record | https://www.mdpi.com/1422-0067/17/9/1499/pdf |
