| article html file updated | 8 February 2020 08:05 CET | Update | https://www.mdpi.com/2076-3417/7/6/607 |
| article html file updated | 25 September 2019 07:20 CEST | Update | N/A |
| article html file updated | 3 May 2019 17:50 CEST | Update | N/A |
| article html file updated | 27 June 2017 09:43 CEST | Update | N/A |
| article html file updated | 16 June 2017 08:21 CEST | Original file | N/A |
| article xml uploaded. | 16 June 2017 08:20 CEST | Original file | https://www.mdpi.com/2076-3417/7/6/607/xml |
| article pdf uploaded. | 16 June 2017 08:20 CEST | Updated version of record | https://www.mdpi.com/2076-3417/7/6/607/pdf |
| article pdf uploaded. | 12 June 2017 12:08 CEST | Version of Record | https://www.mdpi.com/2076-3417/7/6/607/pdf-vor |
