Speaking of his work for the _Index Thomisticus_, Robert Busa noted:

> If I consider the vast amount of human work demanded by processing
texts of this size in this way, I think that such initiatives are
better based on a strongly systemized team, supported by an
institution able to keep alive its efficiency for decades. (117)

Busa, Robert. 1970. Computer processing of over ten million words: Retrospective
Criticism. In _The Computer in Literary and Linguistic Studies_
(Proceedings of the Third International Symposium), 114-117. Ed. Alan Jones and
R. F. Churchhouse. University of Wales Press.