The problem with delineating narrow criteria for citizen science.
Auerbach, Jeremy;Barthelmess, Erika L;Cavalier, Darlene;Cooper, Caren B;Fenyk, Heather;Haklay, Mordechai;Hulbert, Joseph M;Kyba, Christopher C M;Larson, Lincoln R;Lewandowski, Eva;Shanley, Lea;
Proceedings of the National Academy of Sciences of the United States of America2019Vol. 116pp. 15336-15337