| article html file updated | 8 February 2020 00:12 CET | Update | https://www.mdpi.com/2076-3417/7/3/218 |
| article html file updated | 23 September 2019 12:28 CEST | Update | - |
| article html file updated | 4 May 2019 09:35 CEST | Update | - |
| article html file updated | 28 March 2017 03:10 CEST | Update | - |
| article html file updated | 24 February 2017 11:45 CET | Original file | - |
| article xml uploaded. | 24 February 2017 11:43 CET | Original file | https://www.mdpi.com/2076-3417/7/3/218/xml |
| article pdf uploaded. | 24 February 2017 11:43 CET | Version of Record | https://www.mdpi.com/2076-3417/7/3/218/pdf |
