Method for locating at least one electromagnetic source S within a communication network comprising at least two sensors R 1, R 2, said sensors being separated by a given distance, each sensor comprising a network of antennae comprising at least two reception antennae A 1, A 2, the method comprising at least the following steps: • for each sensor R 1, R 2, • estimating the powers P 1 and P 2 of the received signal Sr coming from a source S and received at the sensors R 1, R 2, • for the signal Sr arriving at each of the two reception antennae, measuring the phase difference Δφ on the basis of the value of the phase difference Δφ and of information on the position and the orientation of the network of antennae A 1, A 2, determining a set of potential directions of arrival DOA for a given source S, and then • merging the estimated power values P̂ 1, P̂ 2 received at the sensors R 1 and R 2, the potential direction of arrival DOA values and the geographical coordinates of the networks of antennae of the sensors R 1 and R 2, in order to calculate the coordinates of the emission source, characterized in that the calculation of the coordinates of the emission source comprises the following steps: • on the basis of the power values P̂ 1, P̂ 2 estimated by the two sensors R 1, R 2, of a propagation model and of the value of the ratio of these powers P̂ 1, P̂ 2, defining, for each ratio value, an elementary location area Z e in which the source is present, and then a potential location area Z s corresponding to the intersection of the various elementary location areas for an emission source S, • on the basis of the geographical coordinates of the sensors and of the possible directions of arrival, calculating the possible half-lines of sight and their points of intersection P(Dk), • retaining only those points of intersection P(Dk) of the half-lines of sight that belong to the potential location area Z s, • selecting the points of intersection P(Dk) for which the geographical density is highest, and determining the coordinates of the emission source on the basis of these points of intersection. • for each sensor R 1, R 2, • estimating the powers P 1 and P 2 of the received signal Sr coming from a source S and received at the sensors R 1, R 2, • for the signal Sr arriving at each of the two reception antennae, measuring the phase difference Δφ on the basis of the value of the phase difference Δφ and of information on the position and the orientation of the network of antennae A 1, A 2, determining a set of potential directions of arrival DOA for a given source S, and then • merging the estimated power values P̂ 1, P̂ 2 received at the sensors R 1 and R 2, the potential direction of arrival DOA values and the geographical coordinates of the networks of antennae of the sensors R 1 and R 2, in order to calculate the coordinates of the emission source, characterized in that the calculation of the coordinates of the emission source comprises the following steps: • on the basis of the power values P̂ 1, P̂ 2 estimated by the two sensors R 1, R 2, of a propagation model and of the value of the ratio of these powers P̂ 1, P̂ 2, defining, for each ratio value, an elementary location area Z e in which the source is present, and then a potential location area Z s corresponding to the intersection of the various elementary location areas for an emission source S, • on the basis of the geographical coordinates of the sensors and of the possible directions of arrival, calculating the possible half-lines of sight and their points of intersection P(Dk), • retaining only those points of intersection P(Dk) of the half-lines of sight that belong to the potential location area Z s, • selecting the points of intersection P(Dk) for which the geographical density is highest, and determining the coordinates of the emission source on the basis of these points of intersection. • on the basis of the power values P̂ 1, P̂ 2 estimated by the two sensors R 1, R 2, of a propagation model and of the value of the ratio of these powers P̂ 1, P̂ 2, defining, for each ratio value, an elementary location area Z e in which the source is present, and then a potential location area Z s corresponding to the intersection of the various elementary location areas for an emission source S, • on the basis of the geographical coordinates of the sensors and of the possible directions of arrival, calculating the possible half-lines of sight and their points of intersection P(Dk), • retaining only those points of intersection P(Dk) of the half-lines of sight that belong to the potential location area Z s, • selecting the points of intersection P(Dk) for which the geographical density is highest, and determining the coordinates of the emission source on the basis of these points of intersection.