| article html file updated | 8 February 2020 09:15 CET | Update | https://www.mdpi.com/2076-328X/7/3/39 |
| article html file updated | 25 September 2019 13:38 CEST | Update | - |
| article html file updated | 3 May 2019 15:37 CEST | Update | - |
| article html file updated | 30 September 2017 11:21 CEST | Update | - |
| article html file updated | 29 June 2017 13:05 CEST | Update | - |
| article xml uploaded. | 29 June 2017 13:04 CEST | Update | https://www.mdpi.com/2076-328X/7/3/39/xml |
| article pdf uploaded. | 29 June 2017 13:04 CEST | Updated version of record | https://www.mdpi.com/2076-328X/7/3/39/pdf |
| article html file updated | 26 June 2017 11:21 CEST | Original file | - |
| article pdf uploaded. | 26 June 2017 11:19 CEST | Version of Record | https://www.mdpi.com/2076-328X/7/3/39/pdf-vor |
