TY  - MON
AU  - Walker
AU  - Croasdale, Ronald
TI  - Characteristics of Some Basaltic Pyroclastics
PY  - 1972///
CY  - Napoli - Italy
PB  - [s. n.]
KW  - Geologia
KW  - Petrologia
KW  - Piroclastes
KW  - Basalto
KW  - Rochas ígneas
KW  - 55
KW  - 552
N2  - Bibliografia: p. 13-15
PP  - Napoli - Italy
SP  - 15 p.
PB  - [s. n.]
ER  -