共 60 条
[21]
Holden F.C., 1963, MATER RES STAND, V3, P283
[22]
JAMES PJ, 1972, POWDER METALL INT, V4, P193
[23]
JAMES PJ, 1973, POWDER METALL INT, P176
[24]
JAMES PJ, 1973, POWDER METALL INT, V5, P81
[25]
JAMES PJ, 1977, POWDER METALL, V1, P21
[26]
JAMES PJ, 1972, POWDER METALL INT, V4, P82
[27]
JAMES PJ, 1972, POWDER METALL INT, P145
[28]
Jongerius A., 1975, 10 NETH SOIL SURV I
[29]
KAWAKITA K, 1971, 2ND P INT C COMP CON, P58
[30]
KAWAKITA K, 1970, POWDER TECHNOL, V4, P61