| article html file updated | 10 February 2020 00:45 CET | Update | https://www.mdpi.com/2076-0787/7/3/68 |
| article html file updated | 30 April 2019 03:33 CEST | Update | - |
| article html file updated | 15 April 2019 22:52 CEST | Update | - |
| article html file updated | 30 March 2019 18:58 CET | Update | - |
| article html file updated | 2 August 2018 07:03 CEST | Update | - |
| article html file updated | 12 July 2018 11:55 CEST | Update | - |
| article pdf uploaded. | 12 July 2018 11:54 CEST | Updated version of record | https://www.mdpi.com/2076-0787/7/3/68/pdf |
| article xml uploaded. | 12 July 2018 11:54 CEST | Update | https://www.mdpi.com/2076-0787/7/3/68/xml |
| article xml file uploaded | 12 July 2018 11:54 CEST | Update | - |
| article html file updated | 10 July 2018 13:03 CEST | Original file | - |
| article pdf uploaded. | 10 July 2018 13:02 CEST | Version of Record | https://www.mdpi.com/2076-0787/7/3/68/pdf-vor |
| article xml file uploaded | 10 July 2018 13:02 CEST | Original file | - |
