| article html file updated | 8 February 2020 01:53 CET | Update | https://www.mdpi.com/1424-8220/17/3/649 |
| article html file updated | 23 September 2019 22:14 CEST | Update | - |
| article html file updated | 4 May 2019 05:47 CEST | Update | - |
| article html file updated | 31 March 2017 10:27 CEST | Update | - |
| article html file updated | 27 March 2017 05:19 CEST | Update | - |
| article html file updated | 24 March 2017 06:45 CET | Update | - |
| article html file updated | 23 March 2017 08:52 CET | Original file | - |
| article xml uploaded. | 23 March 2017 08:51 CET | Original file | https://www.mdpi.com/1424-8220/17/3/649/xml |
| article pdf uploaded. | 23 March 2017 08:51 CET | Updated version of record | https://www.mdpi.com/1424-8220/17/3/649/pdf |
| article pdf uploaded. | 21 March 2017 10:46 CET | Version of Record | https://www.mdpi.com/1424-8220/17/3/649/pdf-vor |
