| article html file updated | 8 February 2020 08:21 CET | Update | https://www.mdpi.com/1422-0067/18/6/1277 |
| article html file updated | 25 September 2019 08:48 CEST | Update | - |
| article html file updated | 3 May 2019 17:20 CEST | Update | - |
| article html file updated | 28 June 2017 13:39 CEST | Update | - |
| article html file updated | 16 June 2017 10:19 CEST | Original file | - |
| article xml uploaded. | 16 June 2017 10:18 CEST | Original file | https://www.mdpi.com/1422-0067/18/6/1277/xml |
| article pdf uploaded. | 16 June 2017 10:18 CEST | Updated version of record | https://www.mdpi.com/1422-0067/18/6/1277/pdf |
| article pdf uploaded. | 15 June 2017 14:56 CEST | Version of Record | https://www.mdpi.com/1422-0067/18/6/1277/pdf-vor |
