| article html file updated | 7 February 2020 20:32 CET | Update | https://www.mdpi.com/2076-3417/7/1/41 |
| article html file updated | 22 September 2019 16:27 CEST | Update | N/A |
| article html file updated | 4 May 2019 17:21 CEST | Update | N/A |
| article html file updated | 8 February 2017 09:09 CET | Update | N/A |
| article html file updated | 30 December 2016 05:50 CET | Original file | N/A |
| article xml uploaded. | 30 December 2016 05:49 CET | Original file | https://www.mdpi.com/2076-3417/7/1/41/xml |
| article pdf uploaded. | 30 December 2016 05:49 CET | Version of Record | https://www.mdpi.com/2076-3417/7/1/41/pdf |
