| article html file updated | 9 February 2020 10:34 CET | Update | https://www.mdpi.com/1422-0067/19/3/920 |
| article html file updated | 1 October 2019 19:25 CEST | Update | - |
| article html file updated | 1 May 2019 10:12 CEST | Update | - |
| article html file updated | 17 April 2019 10:04 CEST | Update | - |
| article html file updated | 29 March 2019 08:09 CET | Update | - |
| article html file updated | 28 March 2018 11:10 CEST | Update | - |
| article html file updated | 20 March 2018 18:19 CET | Original file | - |
| article xml uploaded. | 20 March 2018 18:18 CET | Update | https://www.mdpi.com/1422-0067/19/3/920/xml |
| article pdf uploaded. | 20 March 2018 18:18 CET | Version of Record | https://www.mdpi.com/1422-0067/19/3/920/pdf |
