| article html file updated | 9 February 2020 02:35 CET | Update | https://www.mdpi.com/1424-8220/18/1/172 |
| article html file updated | 29 September 2019 19:27 CEST | Update | - |
| article html file updated | 2 May 2019 03:13 CEST | Update | - |
| article html file updated | 18 April 2019 01:23 CEST | Update | - |
| article html file updated | 28 March 2019 14:28 CET | Update | - |
| article html file updated | 2 February 2018 10:50 CET | Update | - |
| article html file updated | 16 January 2018 06:52 CET | Update | - |
| article xml uploaded. | 16 January 2018 06:51 CET | Update | https://www.mdpi.com/1424-8220/18/1/172/xml |
| article xml uploaded. | 16 January 2018 06:51 CET | Update | - |
| article pdf uploaded. | 16 January 2018 06:51 CET | Updated version of record | https://www.mdpi.com/1424-8220/18/1/172/pdf |
| article html file updated | 10 January 2018 15:30 CET | Original file | - |
| article xml uploaded. | 10 January 2018 15:29 CET | Original file | - |
| article pdf uploaded. | 10 January 2018 15:29 CET | Version of Record | https://www.mdpi.com/1424-8220/18/1/172/pdf-vor |
