TY - BOOK ID - 137890777 TI - Altitudinal gradients in the body sizes of Costa Rican butterflies AU - Hawkins, Bradford A. AU - De Vries, Philip J. PY - 1996 PB - S.l. s.n. DB - UniCat UR - https://www.unicat.be/uniCat?func=search&query=sysid:137890777 AB - ER -