Zigah PK, McNichol AP, Xu L, Johnson C, Santinelli C, Karl DM, Repeta DJ.  2017.   Allochthonous sources and dynamic cycling of ocean dissolved organic carbon revealed by carbon isotopes. GEOPHYSICAL RESEARCH LETTERS. 44(5):2407-2415.

Zigah PK, Minor EC, Abdulla HAN, Werne JP, Hatcher PG.  2014.  An investigation of size-fractionated organic matter from Lake Superior and a tributary stream using radiocarbon, stable isotopes and NMR. Geochimica et Cosmochimica Acta. 127:264-284.

Zigah PK, Minor EC, Abdulla HAN, Werne JP, Hatcher PG.  2014.  An investigation of size-fractionated organic matter from Lake Superior and a tributary stream using radiocarbon, stable isotopes and NMR. Geochimica et Cosmochimica Acta. 127:264-284.

Li H, Minor EC, Zigah PK.  2013.  Diagenetic changes in Lake Superior sediments as seen from FTIR and 2D correlation spectroscopy. Organic Geochemistry. 58:125-136.

Zigah PK, Minor EC, Werne JP.  2012.  Radiocarbon and stable-isotope geochemistry of organic and inorganic carbon in Lake Superior. GLOBAL BIOGEOCHEMICAL CYCLES. 26

Zigah PK, Minor EC, Werne JP, S. McCallister L.  2011.  Radiocarbon and stable carbon isotopic insights into provenance and cycling of carbon in Lake Superior. LIMNOLOGY AND OCEANOGRAPHY. 56:867-886.