Lee-Cheng Lin

Constructing a Hierarchical Learning Cost Curve for Photovotaic System

Amy J. C. Trappey, Charles V. Trappey, Penny H. Y. Liu, 2013, ISPE CE.

The determinants of photovoltaic system costs: an evaluation using a hierarchical learning curve model

Amy J. C. Trappey, Hao Tan, Charles V. Trappey, 2016 .

A hierarchical cost learning model for developing wind energy infrastructures

Amy J. C. Trappey, Charles V. Trappey, Penny H. Y. Liu, 2013 .