| article html file updated | 9 February 2020 08:40 CET | Update | https://www.mdpi.com/1422-0067/19/3/737 |
| article html file updated | 1 October 2019 07:02 CEST | Update | - |
| article html file updated | 1 May 2019 14:11 CEST | Update | - |
| article html file updated | 17 April 2019 13:48 CEST | Update | - |
| article html file updated | 29 March 2019 04:01 CET | Update | - |
| article html file updated | 28 March 2018 10:41 CEST | Update | - |
| article html file updated | 5 March 2018 11:37 CET | Original file | - |
| article xml uploaded. | 5 March 2018 11:35 CET | Original file | https://www.mdpi.com/1422-0067/19/3/737/xml |
| article pdf uploaded. | 5 March 2018 11:35 CET | Version of Record | https://www.mdpi.com/1422-0067/19/3/737/pdf |
