| article html file updated | 13 February 2020 09:16 CET | Update | https://www.mdpi.com/2409-9279/2/3/69 |
| article html file updated | 26 September 2019 20:37 CEST | Update | N/A |
| article html file updated | 19 August 2019 12:23 CEST | Original file | N/A |
| article pdf uploaded. | 19 August 2019 12:21 CEST | Updated version of record | https://www.mdpi.com/2409-9279/2/3/69/pdf |
| article xml uploaded. | 19 August 2019 12:21 CEST | Update | https://www.mdpi.com/2409-9279/2/3/69/xml |
| article xml file uploaded | 19 August 2019 12:21 CEST | Update | N/A |
| article pdf uploaded. | 12 August 2019 16:10 CEST | Version of Record | https://www.mdpi.com/2409-9279/2/3/69/pdf-vor |
| article xml file uploaded | 12 August 2019 16:10 CEST | Original file | N/A |
