| article html file updated | 8 February 2020 02:04 CET | Update | https://www.mdpi.com/2076-3417/7/4/313 |
| article html file updated | 23 September 2019 23:26 CEST | Update | - |
| article html file updated | 4 May 2019 05:22 CEST | Update | - |
| article html file updated | 28 April 2017 05:01 CEST | Update | - |
| article html file updated | 27 March 2017 05:28 CEST | Update | - |
| article html file updated | 23 March 2017 10:55 CET | Original file | - |
| article xml uploaded. | 23 March 2017 10:54 CET | Update | https://www.mdpi.com/2076-3417/7/4/313/xml |
| article pdf uploaded. | 23 March 2017 10:54 CET | Version of Record | https://www.mdpi.com/2076-3417/7/4/313/pdf |
