| article html file updated | 13 February 2020 00:08 CET | Update | https://www.mdpi.com/2224-2708/8/3/37 |
| article html file updated | 27 September 2019 14:23 CEST | Update | - |
| article html file updated | 4 July 2019 09:57 CEST | Original file | - |
| article pdf uploaded. | 4 July 2019 09:56 CEST | Version of Record | https://www.mdpi.com/2224-2708/8/3/37/pdf |
| article xml uploaded. | 4 July 2019 09:56 CEST | Update | https://www.mdpi.com/2224-2708/8/3/37/xml |
| article xml file uploaded | 4 July 2019 09:56 CEST | Original file | - |
