| article html file updated | 8 February 2020 04:07 CET | Update | https://www.mdpi.com/1422-0067/18/4/886 |
| article html file updated | 24 September 2019 10:54 CEST | Update | - |
| article html file updated | 4 May 2019 01:12 CEST | Update | - |
| article html file updated | 2 May 2017 06:19 CEST | Update | - |
| article html file updated | 21 April 2017 16:09 CEST | Original file | - |
| article xml uploaded. | 21 April 2017 16:07 CEST | Original file | https://www.mdpi.com/1422-0067/18/4/886/xml |
| article pdf uploaded. | 21 April 2017 16:07 CEST | Version of Record | https://www.mdpi.com/1422-0067/18/4/886/pdf |
