Columbia subject headings:
Harvard subject headings:
Church architecture--Greece--Hagios Vēssariōn.
Church architecture--Greece--Panagia (Trikala : Nome)
Monē tou Hagiou Vēssariōnos (Hagios Vēssariōn, Greece)
Monē tou Hosiou Nikanoros (Panagia, Trikala, Greece)
Orthodox Eastern monasteries--Greece.
Religious architecture--Greece.
Princeton subject headings:
Church architecture--Greece--Hagios Vēssariōn.
Church architecture--Greece--Panagia (Trikala : Nome).
Monē tou Hagiou Vēssariōnos (Hagios Vēssariōn, Greece)
Monē tou Hosiou Nikanoros (Panagia, Trikala,  Greece)