| article html file updated | 13 February 2020 12:01 CET | Update | https://www.mdpi.com/2226-471X/4/3/64 |
| article html file updated | 23 September 2019 05:45 CEST | Update | - |
| article pdf uploaded. | 23 September 2019 05:44 CEST | Updated version of record | https://www.mdpi.com/2226-471X/4/3/64/pdf |
| article xml uploaded. | 23 September 2019 05:44 CEST | Update | https://www.mdpi.com/2226-471X/4/3/64/xml |
| article xml file uploaded | 23 September 2019 05:44 CEST | Update | - |
| article html file updated | 23 August 2019 11:43 CEST | Original file | - |
| article pdf uploaded. | 23 August 2019 11:41 CEST | Version of Record | https://www.mdpi.com/2226-471X/4/3/64/pdf-vor |
| article xml uploaded. | 23 August 2019 11:41 CEST | Update | - |
| article xml file uploaded | 23 August 2019 11:41 CEST | Original file | - |
