| article html file updated | 8 February 2020 00:04 CET | Update | https://www.mdpi.com/1424-8220/17/3/447 |
| article html file updated | 23 September 2019 11:47 CEST | Update | N/A |
| article html file updated | 4 May 2019 09:51 CEST | Update | N/A |
| article html file updated | 31 March 2017 09:49 CEST | Update | N/A |
| article html file updated | 24 February 2017 02:52 CET | Original file | N/A |
| article xml uploaded. | 24 February 2017 02:51 CET | Original file | https://www.mdpi.com/1424-8220/17/3/447/xml |
| article pdf uploaded. | 24 February 2017 02:51 CET | Updated version of record | https://www.mdpi.com/1424-8220/17/3/447/pdf |
| article pdf uploaded. | 23 February 2017 10:14 CET | Version of Record | https://www.mdpi.com/1424-8220/17/3/447/pdf-vor |
