| article html file updated | 8 February 2020 08:43 CET | Update | https://www.mdpi.com/1422-0067/18/6/1267 |
| article html file updated | 25 September 2019 10:41 CEST | Update | - |
| article html file updated | 3 May 2019 16:38 CEST | Update | - |
| article html file updated | 28 June 2017 13:37 CEST | Update | - |
| article html file updated | 20 June 2017 07:45 CEST | Original file | - |
| article xml uploaded. | 20 June 2017 07:44 CEST | Original file | https://www.mdpi.com/1422-0067/18/6/1267/xml |
| article pdf uploaded. | 20 June 2017 07:44 CEST | Version of Record | https://www.mdpi.com/1422-0067/18/6/1267/pdf |
