| article html file updated | 9 February 2020 11:24 CET | Update | https://www.mdpi.com/1422-0067/19/4/996 |
| article html file updated | 2 October 2019 00:16 CEST | Update | - |
| article html file updated | 1 May 2019 08:25 CEST | Update | - |
| article html file updated | 17 April 2019 08:20 CEST | Update | - |
| article html file updated | 29 March 2019 10:08 CET | Update | - |
| article html file updated | 27 March 2018 09:53 CEST | Original file | - |
| article xml uploaded. | 27 March 2018 09:52 CEST | Original file | https://www.mdpi.com/1422-0067/19/4/996/xml |
| article pdf uploaded. | 27 March 2018 09:52 CEST | Version of Record | https://www.mdpi.com/1422-0067/19/4/996/pdf |
