BalancedSampling-package
                        Balanced and spatially balanced sampling
cube                    Cube method (Balanced sampling)
cubestratified          Stratified balanced sampling with pooling of
                        landing phases
flightphase             Flight phase of the cube method
landingphase            Landing phase of the cube method
lcube                   Local cube method (Doubly balanced sampling)
lcubeflightphase        Flight phase for the local cube method
lcubelandingphase       Landing phase for the local cube method
lcubestratified         Stratified doubly balanced sampling with
                        pooling of landing phases
lpm                     Local pivotal method (sub-optimal)
lpm1                    Local pivotal method 1
lpm2                    Local pivotal method 2
probabilities           Inclusion probabilities
rpm                     Random pivotal method
sb                      Spatial balance
scps                    Spatially correlated Poisson sampling
spm                     Sequential pivotal method (also known as
                        ordered pivotal sampling and Deville's
                        systematic sampling)
vsb                     Variance estimator for spatially balanced
                        sample
