Basic studies on chemical control of acaroid mites. III. Toxicity and residual effectiveness of fenthion and fenitrothion-impregnated paper sheets to be installed in the tatami for controlling Tyrophagus putrescentiae mite Hirakoso, S.; Mizutani, K.; Miyamoto, J.; Miyazaki, M.; Hokumura, T.; Imanaka, K.; Shirasaka, A. Japanese Journal of Sanitary Zoology 22(3): 200-209 1971 https://eurekamag.com/research/000/027/000027847.php