receipts
- https://scholars.ecu.edu/individual/W404406859
- https://scholars.ecu.edu/individual/W469754384
- https://scholars.ecu.edu/individual/W659886346
- https://scholars.ecu.edu/individual/W693316739
- https://scholars.ecu.edu/individual/W864099707
- https://scholars.ecu.edu/individual/W889604030
- https://scholars.ecu.edu/individual/W955134872