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Comparative advantage of textile and cement industries in the Philippines
Estanislao, Jesus P., (1980)
Report on the survey of possible locations of cement plant
Vera, E. C., (1959)
Geologic reconnaissance survey of Bohol for cement raw materials
Cruz, Amable, (1959)
Clay deposits of Siruma Peninsula, Camarines Sur : 1: the white clay deposits of Napu and Fundado, Siruma and Sugsugon, San Vincente, Tinambac, Camarines Sur
Cruz, Amable, (1960)
The clay deposits of Games and Malmaliga, Abra