| article html file updated | 8 February 2020 00:14 CET | Update | https://www.mdpi.com/1424-8220/17/3/457 |
| article html file updated | 23 September 2019 12:39 CEST | Update | N/A |
| article html file updated | 4 May 2019 09:31 CEST | Update | N/A |
| article html file updated | 31 March 2017 09:50 CEST | Update | N/A |
| article html file updated | 24 February 2017 15:22 CET | Original file | N/A |
| article xml uploaded. | 24 February 2017 15:21 CET | Original file | https://www.mdpi.com/1424-8220/17/3/457/xml |
| article pdf uploaded. | 24 February 2017 15:21 CET | Version of Record | https://www.mdpi.com/1424-8220/17/3/457/pdf |
