Lekander, B. 1954a. Om margborrens och storre tallvivelns upptradande i skog tidigare angripenav tallfly-och tallmatarlarver [The occurrence of Blastophagus piniperda and Pissodes pini in forests previously attacked by larvae of Panolis flammea and Bupalus piniarius] . Meddelander Fran Statens Skogsforskningsinstitut 44:1-31.