| article html file updated | 7 February 2020 08:31 CET | Update | https://www.mdpi.com/1422-0067/17/5/706 |
| article html file updated | 5 May 2019 16:08 CEST | Update | - |
| article html file updated | 27 March 2019 04:22 CET | Update | - |
| article html file updated | 26 May 2016 12:05 CEST | Update | - |
| article html file updated | 11 May 2016 14:38 CEST | Original file | - |
| article xml uploaded. | 11 May 2016 14:37 CEST | Original file | https://www.mdpi.com/1422-0067/17/5/706/xml |
| article pdf uploaded. | 11 May 2016 14:37 CEST | Version of Record | https://www.mdpi.com/1422-0067/17/5/706/pdf |
