| article html file updated | 8 February 2020 00:46 CET | Update | https://www.mdpi.com/1424-8220/17/3/516 |
| article html file updated | 23 September 2019 15:48 CEST | Update | - |
| article html file updated | 4 May 2019 08:15 CEST | Update | - |
| article html file updated | 31 March 2017 10:01 CEST | Update | - |
| article html file updated | 4 March 2017 09:54 CET | Original file | - |
| article xml uploaded. | 4 March 2017 09:52 CET | Original file | https://www.mdpi.com/1424-8220/17/3/516/xml |
| article pdf uploaded. | 4 March 2017 09:52 CET | Version of Record | https://www.mdpi.com/1424-8220/17/3/516/pdf |
