| article html file updated | 8 February 2020 07:16 CET | Update | https://www.mdpi.com/1422-0067/18/6/1181 |
| article html file updated | 25 September 2019 03:11 CEST | Update | - |
| article html file updated | 3 May 2019 19:22 CEST | Update | - |
| article html file updated | 28 June 2017 13:25 CEST | Update | - |
| article html file updated | 7 June 2017 05:09 CEST | Original file | - |
| article xml uploaded. | 7 June 2017 05:08 CEST | Update | https://www.mdpi.com/1422-0067/18/6/1181/xml |
| article pdf uploaded. | 2 June 2017 10:32 CEST | Version of Record | https://www.mdpi.com/1422-0067/18/6/1181/pdf |
