@article{006502482,
title = "Studies of the conditioned reflex of fish in groups. 1. Relationship between the conditioning speed of individuals and the status in social hierarchy in a group of swordtails, Xiphophorus helleri",
author = "Yamagishi, H. and Nakamura, M.",
year = "1978",
journal = "Zoological Magazine (Tokyo)",
number = "Tokyo",
pages = "247-253",
issn = "0044-5118",
url = "https://eurekamag.com/research/006/502/006502482.php"
}