| article html file updated | 7 February 2020 08:59 CET | Update | https://www.mdpi.com/1422-0067/17/5/770 |
| article html file updated | 5 May 2019 15:15 CEST | Update | - |
| article html file updated | 27 March 2019 05:13 CET | Update | - |
| article html file updated | 26 May 2016 12:13 CEST | Update | - |
| article html file updated | 19 May 2016 14:13 CEST | Original file | - |
| article xml uploaded. | 19 May 2016 14:11 CEST | Update | https://www.mdpi.com/1422-0067/17/5/770/xml |
| article pdf uploaded. | 19 May 2016 14:11 CEST | Version of Record | https://www.mdpi.com/1422-0067/17/5/770/pdf |
