Peralta, M. H. T., Piedad, M. B., & Antonio, O. V. M. J. Nondestructive evaluation of masonry materials used in historic Philippine structures: Case study of structural performance of Manila Cathedral. Philippine Engineering Journal.
Dyfyniad Arddull ChicagoPeralta, Mathew Harvey T., Melmar B. Piedad, and Oscar Victor M. Jr Antonio. "Nondestructive Evaluation of Masonry Materials Used in Historic Philippine Structures: Case Study of Structural Performance of Manila Cathedral." Philippine Engineering Journal .
Dyfyniad MLAPeralta, Mathew Harvey T., et al. "Nondestructive Evaluation of Masonry Materials Used in Historic Philippine Structures: Case Study of Structural Performance of Manila Cathedral." Philippine Engineering Journal, .
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