Origin of Purple and Violet Porphyritic Mudrocks in Under Permian of Yuxian, Henan Province[J]. COAL GEOLOGY & EXPLORATION, 1985, 13(3): 8-12.
|
Citation:
|
Origin of Purple and Violet Porphyritic Mudrocks in Under Permian of Yuxian, Henan Province[J]. COAL GEOLOGY & EXPLORATION, 1985, 13(3): 8-12.
|
Origin of Purple and Violet Porphyritic Mudrocks in Under Permian of Yuxian, Henan Province[J]. COAL GEOLOGY & EXPLORATION, 1985, 13(3): 8-12.
|
Citation:
|
Origin of Purple and Violet Porphyritic Mudrocks in Under Permian of Yuxian, Henan Province[J]. COAL GEOLOGY & EXPLORATION, 1985, 13(3): 8-12.
|
DownLoad: