| article html file updated | 7 February 2020 22:46 CET | Update | https://www.mdpi.com/2076-3417/7/2/62 |
| article html file updated | 23 September 2019 04:28 CEST | Update | - |
| article html file updated | 4 May 2019 12:31 CEST | Update | - |
| article html file updated | 1 March 2017 04:22 CET | Update | - |
| article html file updated | 7 February 2017 05:03 CET | Original file | - |
| article xml uploaded. | 7 February 2017 05:02 CET | Original file | https://www.mdpi.com/2076-3417/7/2/62/xml |
| article pdf uploaded. | 7 February 2017 05:02 CET | Version of Record | https://www.mdpi.com/2076-3417/7/2/62/pdf |
