| article html file updated | 8 February 2020 14:17 CET | Update | https://www.mdpi.com/2409-9287/2/3/19 |
| article html file updated | 26 September 2019 17:05 CEST | Update | N/A |
| article html file updated | 3 May 2019 05:32 CEST | Update | N/A |
| article html file updated | 23 August 2017 16:32 CEST | Original file | N/A |
| article xml uploaded. | 23 August 2017 16:31 CEST | Original file | https://www.mdpi.com/2409-9287/2/3/19/xml |
| article pdf uploaded. | 23 August 2017 16:31 CEST | Version of Record | https://www.mdpi.com/2409-9287/2/3/19/pdf |
