@phdthesis{PhD-Thesis_2012_Sahin,
  address = {State College, PA, USA},
  author = {Sahin, Dagistan},
  month = {December},
  school = {Pennsylvania State University},
  title = {{Tracing Footprints of Environmental Events in Tree Ring Chemistry Using Neutron Activation Analysis}},
  url = {https://etda.libraries.psu.edu/catalog/16214},
  year = {2012}
}