| article html file updated | 9 February 2020 01:23 CET | Update | https://www.mdpi.com/1422-0067/19/1/76 |
| article html file updated | 29 September 2019 12:48 CEST | Update | - |
| article html file updated | 2 May 2019 05:43 CEST | Update | - |
| article html file updated | 18 April 2019 03:44 CEST | Update | - |
| article html file updated | 28 March 2019 11:38 CET | Update | - |
| article html file updated | 2 February 2018 09:32 CET | Update | - |
| article html file updated | 28 December 2017 09:40 CET | Original file | - |
| article xml uploaded. | 28 December 2017 09:39 CET | Update | https://www.mdpi.com/1422-0067/19/1/76/xml |
| article xml uploaded. | 28 December 2017 09:39 CET | Original file | - |
| article pdf uploaded. | 28 December 2017 09:39 CET | Version of Record | https://www.mdpi.com/1422-0067/19/1/76/pdf |
