共 11 条
[2]
GURFINKEL DM, 1987, RADIOCARBON, V29, P45
[7]
Piez K.A., 1984, EXTRACELLULAR MATRIX
[8]
PIEZ KA, 1984, EXTRACELLULAR MATRIX, P1
[9]
STAFFORD TW, 1987, RADIOCARBON, V29, P24
[10]
Stevenson F.J., 1982, HUMUS CHEM GENESIS C