Ritter A, Mellor R, Chalmers J, Sunderland M, Lancaster K. Key considerations in planning for substance use treatment: estimating treatment need and demand. J Stud Alcohol Suppl. 2019 Jan;Supp1 18:22-30. doi: 10.15288/jsads.2019.s18.22
Vickers AD, Rotherham ID, Rose J. Vegetation succession and colonisation rates at the forest edge under different environmental conditions. Ann Appl Biol. 2000;58:1-8.
Vickers AD, Rotherham ID. The response of Bluebell (Hyacinthoides non-scripta) to seasonal differences between years and woodland management. Ann Appl Biol. 2000;58:351-6.