| article html file updated | 7 February 2020 23:18 CET | Update | https://www.mdpi.com/2076-3417/7/2/179 |
| article html file updated | 23 September 2019 07:23 CEST | Update | - |
| article html file updated | 4 May 2019 11:26 CEST | Update | - |
| article html file updated | 1 March 2017 04:36 CET | Update | - |
| article html file updated | 16 February 2017 06:58 CET | Original file | - |
| article xml uploaded. | 16 February 2017 06:56 CET | Original file | https://www.mdpi.com/2076-3417/7/2/179/xml |
| article pdf uploaded. | 16 February 2017 06:56 CET | Updated version of record | https://www.mdpi.com/2076-3417/7/2/179/pdf |
| article pdf uploaded. | 13 February 2017 15:37 CET | Version of Record | https://www.mdpi.com/2076-3417/7/2/179/pdf-vor |
