Combinatorial Number TheoryBruce Landman, Melvyn B. Nathanson, Carl Pomerance, Aaron Robertson · First published 2009Open the Tome
Prime numbersRichard Crandall, Carl Pomerance · First published 2001 · Latest edition 2006Open the Tome
Odd perfect numbers are divisible by at least seven distinct primesCarl Bernard Pomerance · First published 1972Open the Tome