Memoirs of the American Mathematical Society, ISSN 0065-9266 ; number 614
Print version: Warren, Richard. Structure of k-CS-transitive cycle-free partial orders. Providence, Rhode Island : American Mathematical Society, 1997 x, 166 pages ; 25 cm. Memoirs of the American Mathematical Society ; no. 614 ISBN 9780821806227
"September 1997, volume 129, number 614 (second of 4 numbers)."