-
491
A continuous mining system productivity model in terms of equipment reliability
Gepubliceerd in Philippine Engineering Journal (1982)Artikel -
492
-
493
-
494
-
495
-
496
Alcohol from Philippine mangrove swamps
Gepubliceerd in Philippine Engineering Journal (1982)Artikel -
497
-
498
Alcohol production from nipa (nypa fruticans wurmb.) preliminary studies on ecology and chemistry
Gepubliceerd in Philippine Engineering Journal (1982)Artikel -
499
-
500