Catalogues
| J. Dijkstra, P.P.W.M. Dirkse en A.E.A.M. Smits De schilderijen van Museum Catharijneconvent Utrecht, Zwolle, 2002 |
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Articles on Sano di Pietro
| Machtelt Israëls, New Documents for Sassetta and Sano di Pietro at the Porta Romana, Siena, in Burlington Magazine, 140, 1998 pp. 436-444 |
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Articles with substantial mentioning of Sano di Pietro
| Keith Christiansen, Notes on 'Painting in Renaissance Siena', in Burlington Magazine, 132, 1990 pp. 204-213 |
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