https://scholarsphere.psu.edu/resources/ce5a1af0-d83a-46d8-a1e0-ca3d386e1ce6
https://scholarsphere.psu.edu/resources/5d403cb4-1ed0-4fe3-990a-de3ea476aa2f
https://scholarsphere.psu.edu/resources/80b6a5af-73c1-40ed-9e09-689cc992eecb
https://scholarsphere.psu.edu/resources/d2667c23-6e40-4e0d-9087-50b7590e6088
https://scholarsphere.psu.edu/resources/de2b6928-b4d3-4cfc-8b1e-06b32fcafecf
https://scholarsphere.psu.edu/resources/1fcf9ae1-0b69-45da-b51d-20e6ba2ff889
https://scholarsphere.psu.edu/resources/dbdfaa8e-3933-445f-b27b-4de1b3b21ea5
https://scholarsphere.psu.edu/resources/8d3d000e-7eb9-4794-93ad-de091c5301f8
https://scholarsphere.psu.edu/resources/cceef9df-8cb2-44b1-9062-d8b069e90aa8
https://scholarsphere.psu.edu/resources/d422540f-88ba-41c2-b8f1-215278f90355
https://scholarsphere.psu.edu/resources/664f2b9a-4fe0-40dd-a764-c56c66ffb589
https://scholarsphere.psu.edu/resources/85b97eaa-d049-4812-a53c-2edb76050a35
https://scholarsphere.psu.edu/resources/d27cbcb9-08aa-477e-8d64-8d01cba9516e
https://scholarsphere.psu.edu/resources/1ec7d7dc-345f-4fcb-9b10-fbe8e6d3f6c4
https://scholarsphere.psu.edu/resources/1db522b9-6b7a-42ba-aa43-e4e16af28435
https://scholarsphere.psu.edu/resources/72b72634-02da-4671-bbb6-5ac1ab0205d7