| article html file updated | 9 February 2020 00:28 CET | Update | https://www.mdpi.com/1422-0067/18/12/2750 |
| article html file updated | 29 September 2019 07:33 CEST | Update | - |
| article html file updated | 2 May 2019 07:43 CEST | Update | - |
| article html file updated | 18 April 2019 05:33 CEST | Update | - |
| article html file updated | 2 January 2018 09:48 CET | Update | - |
| article html file updated | 19 December 2017 10:42 CET | Original file | - |
| article xml uploaded. | 19 December 2017 10:41 CET | Original file | https://www.mdpi.com/1422-0067/18/12/2750/xml |
| article pdf uploaded. | 19 December 2017 10:41 CET | Updated version of record | https://www.mdpi.com/1422-0067/18/12/2750/pdf |
| article pdf uploaded. | 18 December 2017 18:03 CET | Version of Record | https://www.mdpi.com/1422-0067/18/12/2750/pdf-vor |
