McIver, R. D.; Rogers, M. A. (1978): Insoluble organic matter and bitumens in Leg 44 samples. Texas A & M University, Ocean Drilling Program, College Station, TX, United States, In: Benson, W. E., Sheridan, R. E., Pastouret, L., Enos, P., Freeman, T., Murdmaa, I. O., Worstell, P. (editor), Gradstein, F., Schmidt, R. R., Weaver, F. M., Stuermer, D. H., Initial reports of the Deep Sea Drilling Project; Volume XLIV covering Leg 44 of the cruises of the drilling vessel Glomar Challenger; Norfolk, Virginia to Norfolk, Virginia, August-September 1975, 44, 645-649, georefid:1979-013340