| article html file updated | 9 February 2020 02:47 CET | Update | https://www.mdpi.com/1422-0067/19/1/226 |
| article html file updated | 29 September 2019 20:30 CEST | Update | - |
| article html file updated | 2 May 2019 02:48 CEST | Update | - |
| article html file updated | 18 April 2019 01:01 CEST | Update | - |
| article html file updated | 28 March 2019 14:55 CET | Update | - |
| article html file updated | 2 February 2018 10:03 CET | Update | - |
| article html file updated | 11 January 2018 18:20 CET | Original file | - |
| article xml uploaded. | 11 January 2018 18:19 CET | Original file | https://www.mdpi.com/1422-0067/19/1/226/xml |
| article pdf uploaded. | 11 January 2018 18:19 CET | Version of Record | https://www.mdpi.com/1422-0067/19/1/226/pdf |
