K. R. Briffe et al. Influence of volcanic eruptions on Northern Hemisphere summer temperature over the past 600 years // Nature 393 (1998): 450–455.
113
F. G. Delfin et al. Geological, 14C and historical evidence for a 17th century eruption of Parker Volcano, Mindanao, Philippines // Journal of the Geological Society of the Philippines 52 (1997): 25–42.
