| article html file updated | 9 February 2020 02:17 CET | Update | https://www.mdpi.com/1422-0067/19/1/180 |
| article html file updated | 29 September 2019 17:52 CEST | Update | - |
| article html file updated | 2 May 2019 03:50 CEST | Update | - |
| article html file updated | 18 April 2019 01:57 CEST | Update | - |
| article html file updated | 28 March 2019 13:46 CET | Update | - |
| article html file updated | 2 February 2018 09:50 CET | Update | - |
| article html file updated | 8 January 2018 07:06 CET | Original file | - |
| article xml uploaded. | 8 January 2018 07:04 CET | Original file | https://www.mdpi.com/1422-0067/19/1/180/xml |
| article pdf uploaded. | 8 January 2018 07:04 CET | Version of Record | https://www.mdpi.com/1422-0067/19/1/180/pdf |
