| article html file updated | 9 February 2020 07:23 CET | Update | https://www.mdpi.com/1422-0067/19/2/633 |
| article html file updated | 1 May 2019 16:51 CEST | Update | - |
| article html file updated | 17 April 2019 16:15 CEST | Update | - |
| article html file updated | 29 March 2019 00:55 CET | Update | - |
| article html file updated | 14 March 2018 19:47 CET | Update | - |
| article html file updated | 23 February 2018 15:21 CET | Original file | - |
| article xml uploaded. | 23 February 2018 15:20 CET | Original file | https://www.mdpi.com/1422-0067/19/2/633/xml |
| article pdf uploaded. | 23 February 2018 15:20 CET | Version of Record | https://www.mdpi.com/1422-0067/19/2/633/pdf |
