N. F. Gray

Protocol for monitoring and predicting the impact of acid mine drainage: Designing and setting up a geological information system

Theresa M Doyle, N. F. Gray, 2018 .

Chapter 14 – Introduction to Wastewater Treatment

N. F. Gray, N. Gray, 2005 .

Chapter 21 – Sludge Treatment and Disposal

N. F. Gray, 2010 .

Water Technology, Second Edition

N. F. Gray, N. Gray, 2005 .

A preliminary survey of household and personal carbon dioxide emissions in Ireland.

N. F. Gray, N. Gray, T. Kenny, 2009, Environment international.

Water technology : an introduction for scientists and engineers

N. F. Gray, N. Gray, 1999 .