| article html file updated | 13 February 2020 06:28 CET | Update | https://www.mdpi.com/2076-3921/8/8/260 |
| article html file updated | 5 August 2019 09:56 CEST | Original file | N/A |
| article pdf uploaded. | 5 August 2019 09:55 CEST | Updated version of record | https://www.mdpi.com/2076-3921/8/8/260/pdf |
| article xml uploaded. | 5 August 2019 09:55 CEST | Update | https://www.mdpi.com/2076-3921/8/8/260/xml |
| article xml file uploaded | 5 August 2019 09:55 CEST | Update | N/A |
| article pdf uploaded. | 31 July 2019 16:15 CEST | Version of Record | https://www.mdpi.com/2076-3921/8/8/260/pdf-vor |
| article xml file uploaded | 31 July 2019 16:15 CEST | Original file | N/A |
