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- [43] Worldwide pulp stocks jump to 3.983 million tonnes; U.S. prices could tumble amid drops in China, Europe Pulp and Paper Week, 2004, 26 (37): : 3 - 4
- [44] U.S. pulp and paper industry posts solid 3Q earnings; profit margins reach the highest level in two years Pulp Pap Week, 2006, 44 (1+7-8):
- [45] OCC prices for U.S. mills decline for first time since January; deinking materials, pulp sub levels jump once again this month Pulp and Paper Week, 2006, 28 (31): : 6 - 7
- [47] Radiogenic Isotope Geology, by Alan P. Dickin, Cambridge University Press, Cambridge, UK, 1995 (paperback edition, 1997), $95.00 (U.S., cloth), ISBN 0 521 43151 4, $44.96 (U.S., paper), ISBN 0 521 59891 5 Mathematical Geology, 1999, 31 (4): : 487 - 489