| article html file updated | 8 February 2020 08:32 CET | Update | https://www.mdpi.com/2075-1729/7/2/27 |
| article html file updated | 3 May 2019 16:59 CEST | Update | - |
| article html file updated | 30 June 2017 05:45 CEST | Update | - |
| article html file updated | 20 June 2017 08:43 CEST | Update | - |
| article xml uploaded. | 20 June 2017 08:42 CEST | Update | https://www.mdpi.com/2075-1729/7/2/27/xml |
| article pdf uploaded. | 20 June 2017 08:42 CEST | Updated version of record | https://www.mdpi.com/2075-1729/7/2/27/pdf |
| article html file updated | 19 June 2017 12:36 CEST | Original file | - |
| article pdf uploaded. | 19 June 2017 12:35 CEST | Updated version of record | https://www.mdpi.com/2075-1729/7/2/27/pdf-vor |
| article pdf uploaded. | 16 June 2017 14:57 CEST | Version of Record | https://www.mdpi.com/2075-1729/7/2/27/pdf-vor |
