| article html file updated | 8 February 2020 10:47 CET | Update | https://www.mdpi.com/1422-0067/18/7/1503 |
| article html file updated | 25 September 2019 21:32 CEST | Update | - |
| article html file updated | 3 May 2019 12:48 CEST | Update | - |
| article html file updated | 31 July 2017 08:09 CEST | Update | - |
| article html file updated | 12 July 2017 11:03 CEST | Original file | - |
| article xml uploaded. | 12 July 2017 11:01 CEST | Update | https://www.mdpi.com/1422-0067/18/7/1503/xml |
| article pdf uploaded. | 12 July 2017 11:01 CEST | Version of Record | https://www.mdpi.com/1422-0067/18/7/1503/pdf |
