| article html file updated | 7 February 2020 07:49 CET | Update | https://www.mdpi.com/1422-0067/17/5/623 |
| article html file updated | 5 May 2019 17:30 CEST | Update | - |
| article html file updated | 27 March 2019 03:03 CET | Update | - |
| article html file updated | 26 May 2016 11:40 CEST | Update | - |
| article html file updated | 26 April 2016 12:31 CEST | Original file | - |
| article xml uploaded. | 26 April 2016 12:29 CEST | Original file | https://www.mdpi.com/1422-0067/17/5/623/xml |
| article pdf uploaded. | 26 April 2016 12:29 CEST | Version of Record | https://www.mdpi.com/1422-0067/17/5/623/pdf |
