| article html file updated | 8 February 2020 07:18 CET | Update | https://www.mdpi.com/1422-0067/18/6/1187 |
| article html file updated | 3 May 2019 19:19 CEST | Update | - |
| article html file updated | 28 June 2017 13:26 CEST | Update | - |
| article html file updated | 5 June 2017 10:44 CEST | Original file | - |
| article xml uploaded. | 5 June 2017 10:42 CEST | Original file | https://www.mdpi.com/1422-0067/18/6/1187/xml |
| article pdf uploaded. | 5 June 2017 10:42 CEST | Updated version of record | https://www.mdpi.com/1422-0067/18/6/1187/pdf |
| article pdf uploaded. | 2 June 2017 13:04 CEST | Version of Record | https://www.mdpi.com/1422-0067/18/6/1187/pdf-vor |
