| article html file updated | 9 February 2020 00:36 CET | Update | https://www.mdpi.com/1422-0067/18/12/2752 |
| article html file updated | 29 September 2019 08:19 CEST | Update | - |
| article html file updated | 2 May 2019 07:25 CEST | Update | - |
| article html file updated | 18 April 2019 05:17 CEST | Update | - |
| article html file updated | 2 January 2018 09:48 CET | Update | - |
| article html file updated | 21 December 2017 07:59 CET | Original file | - |
| article xml uploaded. | 21 December 2017 07:58 CET | Original file | https://www.mdpi.com/1422-0067/18/12/2752/xml |
| article pdf uploaded. | 21 December 2017 07:58 CET | Updated version of record | https://www.mdpi.com/1422-0067/18/12/2752/pdf |
| article pdf uploaded. | 19 December 2017 16:25 CET | Version of Record | https://www.mdpi.com/1422-0067/18/12/2752/pdf-vor |
