TY - GEN AU - Anderson,John D AU - Campbell,James K AU - Ekelund,John E AU - Ellis,Jordan AU - Jordan,James F TI - Anomalous orbital-energy changes observed during spacecraft flybys of earth SN - 0031-9007 PY - 2008///0513 N1 - Publication Type: Journal Article UR - https://doi.org/10.1103/PhysRevLett.100.091102 ER -