Chesner, C.A and Halsor, S.P. 2006. The Escuintla and La Democracia debris avalanche deposits, Guatemala: constraining their sources, Geological Society of America, special paper 412, p. 105-120.
Bruns, D.A., X. Yang, S. Halsor, and T. Sweet. Use of GIS and remote sensing to assess coal mining impacts from a watershed basis for an American Heritage River. Manuscript submitted for peer-review in Transactions of GIS., 2002.
Chesner, C. A. and Halsor, S. P. 1997. Geochemical trends of sequential lava flows from Meseta volcano, Guatemala. Journal of Volcanology and Geothermal Research, v. 78, p. 221-237.
Lang, H. M. and Halsor, S. P., 1997. Asbestos: Mineralogy, health hazards and public policy, in Teaching Mineralogy, published by the Mineralogical Society of America, p. 361-370.
Halsor, S.P. and Rose, W.I. 1991. Mineralogical relations and magma mixing in calc-alkaline andesites from Lake Atitlán, Guatemala. Contributions to Mineralogy and Petrology, v. 45, p 47-67.
Halsor, S.P., Faul-Halsor, C.L. and Heaman, P.B. 1991. Enhanced student learning through writing in a physical geology class. Journal of Geological Education, v. 39, n. 3, p. 181-184.
Halsor, S.P. 1989. Large glass inclusions in plagioclase phenocrysts and their bearing on mixed andesitic lavas at Tolimán volcano, Guatemala. Bulletin of Volcanology, v. 51, p. 271-280.
Halsor, S.P. and Rose, W.I. 1988. Common characteristics of paired volcanoes in northern Central America. Journal of Geophysical Research. v. 93. p. 4467-4476.
Halsor, S.P. , Bornhorst, T. J., Stroud, W., Beebe, M. and Richardson, K.1988, The geology of the DeLamar Silver Mine, Idaho- A volcanic dome complex and genetically associated hydrothermal system.Economic Geology v. 83, p. 1159-1169.
Penfield, G.T., Rose, W.I. and Halsor, S.P. 1986. Geologic map of the Lake Atitlán volcanoes. Geological Society of America, Map and Chart Series, MC-55.
Halsor, S.P. and Chesner, C.A. 1985. A color video tape introduction to fluid inclusions for economic geology.classes. Journal of Geological Education, v. 33, No. 5, p. 269-270.
Rose, W.I., Bornhorst, T.J., Halsor, S.P., Capaul, W.A., Plumley, P.S., de la Cruz-Reyne, S., Mena, M., and Mota, R. 1984. Volcan el Chichon, Mexico: Pre-1982 S-rich eruptive activity. Journal of Volcanology and Geothermal Research, v. 23, p. 147-167.