| article html file updated | 9 February 2020 18:16 CET | Update | https://www.mdpi.com/1422-0067/19/5/1521 |
| article html file updated | 3 October 2019 18:27 CEST | Update | - |
| article html file updated | 30 April 2019 18:24 CEST | Update | - |
| article html file updated | 16 April 2019 18:50 CEST | Update | - |
| article html file updated | 30 March 2019 02:33 CET | Update | - |
| article html file updated | 19 May 2018 09:19 CEST | Original file | - |
| article pdf uploaded. | 19 May 2018 09:18 CEST | Version of Record | https://www.mdpi.com/1422-0067/19/5/1521/pdf |
| article xml uploaded. | 19 May 2018 09:18 CEST | Update | https://www.mdpi.com/1422-0067/19/5/1521/xml |
| article xml file uploaded | 19 May 2018 09:18 CEST | Original file | - |
