| article html file updated | 7 February 2020 09:05 CET | Update | https://www.mdpi.com/1422-0067/17/5/781 |
| article html file updated | 5 May 2019 15:03 CEST | Update | - |
| article html file updated | 27 March 2019 05:24 CET | Update | - |
| article html file updated | 26 May 2016 12:14 CEST | Update | - |
| article html file updated | 21 May 2016 11:09 CEST | Original file | - |
| article xml uploaded. | 21 May 2016 11:08 CEST | Original file | https://www.mdpi.com/1422-0067/17/5/781/xml |
| article pdf uploaded. | 21 May 2016 11:08 CEST | Version of Record | https://www.mdpi.com/1422-0067/17/5/781/pdf |
