@article{Physics.4.1, title = {Chance of thunder\char22{}and gamma-ray flashes}, author = {Dwyer, Joseph R.}, journal = {Physics}, volume = {4}, issue = {}, pages = {1}, numpages = {1}, year = {2011}, month = {Jan}, doi = {10.1103/Physics.4.1}, url = {http://link.aps.org/doi/10.1103/Physics.4.1}, publisher = {American Physical Society} }