Bilaketaren emaitzak
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1
Feasibility of setting up a shipyard for the construction of inter-island vessels
Argitaratua 1975Liburua -
2
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3
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4
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5
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6
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7
Pre-feasibility study of the Cagayan Valley Railroad Extension Project [NEDA/PNR Study Group].
Argitaratua 1974Liburua -
8
Feasibility report on the development of Agus no. II hydroelectric project in the Mindanao grid.
Argitaratua 1971Liburua -
9
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10