| article html file updated | 8 February 2020 00:52 CET | Update | https://www.mdpi.com/2225-1146/5/1/12 |
| article html file updated | 4 May 2019 07:59 CEST | Update | - |
| article html file updated | 14 March 2018 09:59 CET | Update | - |
| article html file updated | 17 March 2017 09:24 CET | Update | - |
| article xml uploaded. | 17 March 2017 09:23 CET | Update | https://www.mdpi.com/2225-1146/5/1/12/xml |
| article pdf uploaded. | 17 March 2017 09:23 CET | Updated version of record | https://www.mdpi.com/2225-1146/5/1/12/pdf |
| article html file updated | 8 March 2017 06:04 CET | Original file | - |
| article pdf uploaded. | 8 March 2017 06:02 CET | Updated version of record | https://www.mdpi.com/2225-1146/5/1/12/pdf-vor |
| article pdf uploaded. | 6 March 2017 12:06 CET | Version of Record | https://www.mdpi.com/2225-1146/5/1/12/pdf-vor |
