TY - RPRT TI - Solar cycle variability, ozone, and climate AU - D Shindell AU - D Rind AU - N Balachandran AU - J Lean AU - P Lonergan PY - 1999 DO - 10.1126/science.284.5412.305 UR - https://pubmed.ncbi.nlm.nih.gov/10195893/ ID - 10195893 ER -