Items where Author is "Wijaya, Helen"
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Wijaya, Helen (2014) Studi perubahan frekuensi alami akibat variasi geometri dan kesehatan struktur jembatan rangka baja. Bachelor thesis, Universitas Pelita Harapan.
Wijaya, Helen (2013) The Windsor luxury apartment Puri Indah. Bachelor thesis, Universitas Pelita Harapan.