| article html file updated | 14 February 2020 19:47 CET | Update | https://www.mdpi.com/2227-9717/8/1/3 |
| article html file updated | 7 February 2020 02:14 CET | Update | N/A |
| article html file updated | 24 December 2019 11:54 CET | Original file | N/A |
| article pdf uploaded. | 24 December 2019 11:53 CET | Updated version of record | https://www.mdpi.com/2227-9717/8/1/3/pdf |
| article xml uploaded. | 24 December 2019 11:53 CET | Update | https://www.mdpi.com/2227-9717/8/1/3/xml |
| article xml file uploaded | 24 December 2019 11:53 CET | Update | N/A |
| article pdf uploaded. | 18 December 2019 14:36 CET | Version of Record | https://www.mdpi.com/2227-9717/8/1/3/pdf-vor |
| article xml file uploaded | 18 December 2019 14:36 CET | Original file | N/A |
