| article html file updated | 7 February 2020 09:09 CET | Update | https://www.mdpi.com/1422-0067/17/5/771 |
| article html file updated | 5 May 2019 14:56 CEST | Update | - |
| article html file updated | 27 March 2019 05:30 CET | Update | - |
| article html file updated | 26 May 2016 12:14 CEST | Update | - |
| article html file updated | 24 May 2016 06:28 CEST | Update | - |
| article xml uploaded. | 24 May 2016 06:26 CEST | Update | https://www.mdpi.com/1422-0067/17/5/771/xml |
| article pdf uploaded. | 24 May 2016 06:26 CEST | Updated version of record | https://www.mdpi.com/1422-0067/17/5/771/pdf |
| article html file updated | 23 May 2016 12:09 CEST | Original file | - |
| article pdf uploaded. | 23 May 2016 12:08 CEST | Version of Record | https://www.mdpi.com/1422-0067/17/5/771/pdf-vor |
