1. NADP/NTN site section and installation;Bigelow,1984
2. Computer file of weekly data: National Atmospheric Deposition Program/National Trends Network, April 1984-July 1986;Bigelow,1987
3. A national program for assessing the problem of atmospheric deposition (acid rain): A report to the Council on Environmental Quality;Galloway,1978
4. Natural vs anthropogenic components;Galloway;Science,1984
5. Statistics for the Social Sciences;Hays,1973