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| Dallara, P.L., Seybold, S.J., Meyer, H., Tolasch, T., Francke, W., and Wood, D.L. 2000. Semiochemicals from three species of Pityophthorus (Coleoptera: Scolytidae): identification and field response. Can. Entomol. 132:889-906. |
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| Bowers, W.W., and Borden, J.H. 1992. Attraction of Lasconotus intricatus Kraus. (Coleoptera: Colydiidae) to the aggregation pheromone of the four-eyed spruce bark beetle, Polygraphus rufipennis (Kirby) (Coleoptera: Scolytidae). Can. Entomol. 124:1-5. |
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| Miller, D.R., and Borden, J.H. 1990. Beta-phellandrene: kairomone for pine engraver, Ips pini (Say) (Coleoptera: Scolytidae). J. Chem. Ecol. 16:2519-2531. |
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