| article html file updated | 12 February 2020 06:46 CET | Update | https://www.mdpi.com/2504-446X/3/2/40 |
| article html file updated | 7 May 2019 06:36 CEST | Original file | - |
| article pdf uploaded. | 7 May 2019 04:35 CEST | Updated version of record | https://www.mdpi.com/2504-446X/3/2/40/pdf |
| article xml uploaded. | 7 May 2019 04:35 CEST | Update | https://www.mdpi.com/2504-446X/3/2/40/xml |
| article xml file uploaded | 7 May 2019 04:35 CEST | Update | - |
| article pdf uploaded. | 20 April 2019 12:53 CEST | Version of Record | https://www.mdpi.com/2504-446X/3/2/40/pdf-vor |
| article xml file uploaded | 20 April 2019 12:53 CEST | Original file | - |
