| article html file updated | 8 February 2020 07:05 CET | Update | https://www.mdpi.com/2076-3425/7/6/58 |
| article html file updated | 25 September 2019 02:18 CEST | Update | N/A |
| article html file updated | 3 May 2019 19:43 CEST | Update | N/A |
| article html file updated | 27 June 2017 09:55 CEST | Update | N/A |
| article html file updated | 31 May 2017 11:38 CEST | Original file | N/A |
| article xml uploaded. | 31 May 2017 11:36 CEST | Update | https://www.mdpi.com/2076-3425/7/6/58/xml |
| article pdf uploaded. | 31 May 2017 11:36 CEST | Version of Record | https://www.mdpi.com/2076-3425/7/6/58/pdf |
