public BelongsToAssociation(BelongsToAssociationConfig config){}
public BelongsToAssociation(BelongsToAssociationConfig config) : base(null) { }
public BelongsToAssociation(BelongsToAssociationConfig config) : base(null){}
public BelongsToAssociation(BelongsToAssociationConfig config){}
public BelongsToAssociation(BelongsToAssociationConfig config) : base(null) { }
public BelongsToAssociation(BelongsToAssociationConfig config) : base(null){}