| article html file updated | 9 February 2020 07:49 CET | Update | https://www.mdpi.com/1424-8220/18/3/704 |
| article html file updated | 1 October 2019 02:12 CEST | Update | - |
| article html file updated | 1 May 2019 15:56 CEST | Update | - |
| article html file updated | 17 April 2019 15:25 CEST | Update | - |
| article html file updated | 29 March 2019 01:59 CET | Update | - |
| article html file updated | 29 March 2018 09:10 CEST | Update | - |
| article html file updated | 27 February 2018 10:21 CET | Original file | - |
| article xml uploaded. | 27 February 2018 10:20 CET | Update | https://www.mdpi.com/1424-8220/18/3/704/xml |
| article xml uploaded. | 27 February 2018 10:20 CET | Original file | - |
| article pdf uploaded. | 27 February 2018 10:20 CET | Version of Record | https://www.mdpi.com/1424-8220/18/3/704/pdf |
